diff --git a/runtime/syntax/sh.vim b/runtime/syntax/sh.vim
index b9c71de..ae62e19 100644
--- a/runtime/syntax/sh.vim
+++ b/runtime/syntax/sh.vim
@@ -2,8 +2,8 @@
 " Language:		shell (sh) Korn shell (ksh) bash (sh)
 " Maintainer:		Charles E. Campbell  <NdrOchipS@PcampbellAfamily.Mbiz>
 " Previous Maintainer:	Lennart Schultz <Lennart.Schultz@ecmwf.int>
-" Last Change:		Mar 26, 2019
-" Version:		186
+" Last Change:		Jun 16, 2019
+" Version:		188
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH
 " For options and settings, please use:      :help ft-sh-syntax
 " This file includes many ideas from Eric Brunet (eric.brunet@ens.fr)
@@ -381,22 +381,23 @@
 
 " Here Documents: {{{1
 " =========================================
+"  Note : shHereDoc0[137] only had shDblQuoteList contained
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\\\=\z([^ \t|>]\+\)"		matchgroup=shHereDoc01 end="^\z1\s*$"	contains=@shDblQuoteList
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc02 end="^\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc03 start="<<-\s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc03 end="^\s*\z1\s*$"	contains=@shDblQuoteList
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc04 start="<<-\s*'\z([^']\+\)'"		matchgroup=shHereDoc04 end="^\s*\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc05 start="<<\s*'\z([^']\+\)'"		matchgroup=shHereDoc05 end="^\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc06 start="<<-\s*\"\z([^"]\+\)\""		matchgroup=shHereDoc06 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\\\_$\_s*\z([^ \t|>]\+\)"		matchgroup=shHereDoc07 end="^\z1\s*$"           contains=@shDblQuoteList
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<\s*\\\_$\_s*'\z([^ \t|>]\+\)'"	matchgroup=shHereDoc08 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\"\z([^ \t|>]\+\)\""	matchgroup=shHereDoc09 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc07 start="<<\s*\\\_$\_s*\z([^ \t'"|>]\+\)"	matchgroup=shHereDoc07 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc08 start="<<\s*\\\_$\_s*'\z([^\t|>]\+\)'"	matchgroup=shHereDoc08 end="^\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc09 start="<<\s*\\\_$\_s*\"\z([^\t|>]\+\)\""	matchgroup=shHereDoc09 end="^\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc10 start="<<-\s*\\\_$\_s*\z([^ \t|>]\+\)"	matchgroup=shHereDoc10 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc11 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc11 start="<<-\s*\\\_$\_s*\\\z([^ \t|>]\+\)"	matchgroup=shHereDoc11 end="^\s*\z1\s*$"        contains=@shDblQuoteList
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc12 start="<<-\s*\\\_$\_s*'\z([^']\+\)'"		matchgroup=shHereDoc12 end="^\s*\z1\s*$"
 ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc13 start="<<-\s*\\\_$\_s*\"\z([^"]\+\)\""	matchgroup=shHereDoc13 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc14 end="^\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"
-ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc14 start="<<\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc14 end="^\z1\s*$"           contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc15 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
+ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc16 start="<<-\s*\\\z([^ \t|>]\+\)"		matchgroup=shHereDoc15 end="^\s*\z1\s*$"        contains=@shDblQuoteList
 
 " Here Strings: {{{1
 " =============
diff --git a/runtime/syntax/tex.vim b/runtime/syntax/tex.vim
index 6381028..363c781 100644
--- a/runtime/syntax/tex.vim
+++ b/runtime/syntax/tex.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	TeX
 " Maintainer:	Charles E. Campbell <NdrchipO@ScampbellPfamily.AbizM>
-" Last Change:	Apr 01, 2019
-" Version:	113
+" Last Change:	May 14, 2019
+" Version:	114
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_TEX
 "
 " Notes: {{{1
@@ -947,6 +947,7 @@
   call s:Greek('texGreek','\\eta\>'		,'η')
   call s:Greek('texGreek','\\theta\>'		,'θ')
   call s:Greek('texGreek','\\vartheta\>'	,'ϑ')
+  call s:Greek('texGreek','\\iota\>'            ,'ι')
   call s:Greek('texGreek','\\kappa\>'		,'κ')
   call s:Greek('texGreek','\\lambda\>'		,'λ')
   call s:Greek('texGreek','\\mu\>'		,'μ')
@@ -969,11 +970,12 @@
   call s:Greek('texGreek','\\Delta\>'		,'Δ')
   call s:Greek('texGreek','\\Theta\>'		,'Θ')
   call s:Greek('texGreek','\\Lambda\>'		,'Λ')
-  call s:Greek('texGreek','\\Xi\>'		,'Χ')
+  call s:Greek('texGreek','\\Xi\>'              ,'Ξ')
   call s:Greek('texGreek','\\Pi\>'		,'Π')
   call s:Greek('texGreek','\\Sigma\>'		,'Σ')
   call s:Greek('texGreek','\\Upsilon\>'		,'Υ')
   call s:Greek('texGreek','\\Phi\>'		,'Φ')
+  call s:Greek('texGreek','\\Chi\>'		,'Χ')
   call s:Greek('texGreek','\\Psi\>'		,'Ψ')
   call s:Greek('texGreek','\\Omega\>'		,'Ω')
   delfun s:Greek
diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index 021b90e..b34a7ed 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	Vim 8.0 script
 " Maintainer:	Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
-" Last Change:	Mar 08, 2019
-" Version:	8.0-21
+" Last Change:	Jun 16, 2019
+" Version:	8.0-22
 " URL:	http://www.drchip.org/astronaut/vim/index.html#SYNTAX_VIM
 " Automatically generated keyword lists: {{{1
 
@@ -23,8 +23,8 @@
 syn keyword vimCommand contained	ab argd[elete] as[cii] bd[elete] bo[tright] breakl[ist] cN[ext] caddf[ile] ccl[ose] cfdo chd[ir] cle[arjumps] co[py] con[tinue] cr[ewind] d[elete] deletel delm[arks] diffo[ff] dir dp earlier elsei[f] endw[hile] files fini[sh] folddoc[losed] gr[ep] helpc[lose] his[tory] il[ist] iuna[bbrev] keepalt la[st] later lcs lf[ile] lgr[ep] lli[st] lo[adview] lop[en] lua m[ove] mes mkvie[w] nbc[lose] noautocmd nu[mber] opt[ions] pc[lose] popu[p] prof[ile] ptN[ext] ptn[ext] pw[d] pyf[ile] pyxfile rec[over] reg[isters] ri[ght] rubyf[ile] sIe sIr sav[eas] sbl[ast] sc scl scscope sf[ind] sge sgr sig sip sm[ap] sno[magic] sp[lit] spellu[ndo] src srn startg[replace] sun[hide] sw[apname] syntime tabN[ext] tabfir[st] tabo[nly] tc[l] tf[irst] tma[p] tp[revious] tunma[p] unh[ide] v vie[w] vne[w] wh[ile] wn[ext] wundo xme xunme
 syn keyword vimCommand contained	abc[lear] argdo au bel[owright] bp[revious] bro[wse] cNf[ile] cal[l] cd cfir[st] che[ckpath] clo[se] col[der] conf[irm] cs debug deletep delp diffp[atch] dj[ump] dr[op] ec em[enu] ene[w] filet fir[st] foldo[pen] grepa[dd] helpf[ind] i imapc[lear] j[oin] keepj[umps] lad[dexpr] lb[uffer] lcscope lfdo lgrepa[dd] lmak[e] loadk lp[revious] luado ma[rk] messages mod[e] nbs[tart] noh[lsearch] o[pen] ownsyntax pe[rl] pp[op] profd[el] pta[g] ptp[revious] py3 python3 q[uit] red[o] res[ize] rightb[elow] rundo sIg sN[ext] sbN[ext] sbm[odified] scI scp se[t] sfir[st] sgi sh[ell] sign sir sme snoreme spe[llgood] spellw[rong] sre[wind] srp startr[eplace] sunme sy t tabc[lose] tabl[ast] tabp[revious] tcld[o] th[row] tmapc[lear] tr[ewind] u[ndo] unl ve[rsion] vim[grep] vs[plit] win[size] wp[revious] wv[iminfo] xmenu xunmenu
 syn keyword vimCommand contained	abo[veleft] arge[dit] bN[ext] bf[irst] br[ewind] bufdo c[hange] cat[ch] cdo cg[etfile] checkt[ime] cmapc[lear] colo[rscheme] cope[n] cscope debugg[reedy] deletl dep diffpu[t] dl ds[earch] echoe[rr] en[dif] ex filetype fix[del] for gui helpg[rep] ia in ju[mps] keepp[atterns] laddb[uffer] lbo[ttom] ld[o] lfir[st] lh[elpgrep] lmapc[lear] loadkeymap lpf[ile] luafile mak[e] mk[exrc] mz[scheme] new nor ol[dfiles] p[rint] ped[it] pre[serve] promptf[ind] ptf[irst] ptr[ewind] py3do pythonx qa[ll] redi[r] ret[ab] ru[ntime] rv[iminfo] sIl sa[rgument] sb[uffer] sbn[ext] sce scr[iptnames] setf[iletype] sg sgl si sil[ent] sl[eep] smenu snoremenu spelld[ump] spr[evious] srg st[op] stj[ump] sunmenu syn tN[ext] tabd[o] tabm[ove] tabr[ewind] tclf[ile] tj[ump] tn[ext] try una[bbreviate] unlo[ckvar] verb[ose] vimgrepa[dd] wN[ext] winc[md] wq x[it] xnoreme xwininfo
-syn keyword vimCommand contained	al[l] argg[lobal] b[uffer] bl[ast] brea[k] buffers cabc[lear] cb[uffer] ce[nter] cgetb[uffer] chi[story] cn[ext] com cp[revious] cstag delc[ommand] deletp di[splay] diffs[plit] dli[st] dsp[lit] echom[sg] endf[unction] exi[t] filt[er] fo[ld] fu[nction] gvim helpt[ags] iabc[lear] intro k lN[ext] laddf[ile] lc[d] le[ft] lg[etfile] lhi[story] lne[xt] loc[kmarks] lr[ewind] lv[imgrep] marks mks[ession] mzf[ile] nmapc[lear] nore omapc[lear] pa[ckadd] perld[o] prev[ious] promptr[epl] ptj[ump] pts[elect] py[thon] pyx quita[ll] redr[aw] retu[rn] rub[y] sI sIn sal[l] sba[ll] sbp[revious] scg scripte[ncoding] setg[lobal] sgI sgn sic sim[alt] sla[st] smile so[urce] spelli[nfo] sr sri sta[g] stopi[nsert] sus[pend] sync ta[g] tabe[dit] tabn[ext] tabs tcd te[aroff] tl[ast] tno[remap] ts[elect] undoj[oin] uns[ilent] vert[ical] viu[sage] w[rite] windo wqa[ll] xa[ll] xnoremenu y[ank]
-syn keyword vimCommand contained	ar[gs] argl[ocal] ba[ll] bm[odified] breaka[dd] bun[load] cad[dbuffer] cbo[ttom] cex[pr] cgete[xpr] cl[ist] cnew[er] comc[lear] cpf[ile] cuna[bbrev] delel delf[unction] dif[fupdate] difft[his] do e[dit] echon endfo[r] exu[sage] fin[d] foldc[lose] g h[elp] hi if is[earch] kee[pmarks] lNf[ile] lan[guage] lch[dir] lefta[bove] lgetb[uffer] ll lnew[er] lockv[ar] ls lvimgrepa[dd] mat[ch] mksp[ell] n[ext] tch[dir]
+syn keyword vimCommand contained	al[l] argg[lobal] b[uffer] bl[ast] brea[k] buffers cabc[lear] cb[uffer] ce[nter] cgetb[uffer] chi[story] cn[ext] com cp[revious] cstag delc[ommand] deletp di[splay] diffs[plit] dli[st] dsp[lit] echom[sg] endf[unction] exi[t] filt[er] fo[ld] fu[nction] gvim helpt[ags] iabc[lear] intro k lN[ext] laddf[ile] lc[d] le[ft] lg[etfile] lhi[story] lne[xt] loc[kmarks] lr[ewind] lv[imgrep] marks mks[ession] mzf[ile] nmapc[lear] nore omapc[lear] pa[ckadd] perld[o] prev[ious] promptr[epl] ptj[ump] pts[elect] py[thon] pyx quita[ll] redr[aw] retu[rn] rub[y] sI sIn sal[l] sba[ll] sbp[revious] scg scripte[ncoding] setg[lobal] sgI sgn sic sim[alt] sla[st] smile so[urce] spelli[nfo] sr sri sta[g] stopi[nsert] sus[pend] sync ta[g] tabe[dit] tabn[ext] tabs te[aroff] tl[ast] tno[remap] ts[elect] undoj[oin] uns[ilent] vert[ical] viu[sage] w[rite] windo wqa[ll] xa[ll] xnoremenu y[ank]
+syn keyword vimCommand contained	ar[gs] argl[ocal] ba[ll] bm[odified] breaka[dd] bun[load] cad[dbuffer] cbo[ttom] cex[pr] cgete[xpr] cl[ist] cnew[er] comc[lear] cpf[ile] cuna[bbrev] delel delf[unction] dif[fupdate] difft[his] do e[dit] echon endfo[r] exu[sage] fin[d] foldc[lose] g h[elp] hi if is[earch] kee[pmarks] lNf[ile] lan[guage] lch[dir] lefta[bove] lgetb[uffer] ll lnew[er] lockv[ar] ls lvimgrepa[dd] mat[ch] mksp[ell] n[ext]
 syn match   vimCommand contained	"\<z[-+^.=]\=\>"
 syn keyword vimStdPlugin contained	Arguments Break Clear Continue DiffOrig Evaluate Finish Gdb Man N[ext] Over P[rint] Program Run S Source Step Stop Termdebug TermdebugCommand TOhtml Winbar XMLent XMLns
 
@@ -166,7 +166,7 @@
 syn match vimNumber	"\<0[xX]\x\+"		       skipwhite nextgroup=vimGlobal,vimSubst,vimCommand,vimComment
 syn match vimNumber	"\%(^\|\A\)\zs#\x\{6}"             	       skipwhite nextgroup=vimGlobal,vimSubst,vimCommand,vimComment
 
-" All vimCommands are contained by vimIsCommands. {{{2
+" All vimCommands are contained by vimIsCommand. {{{2
 syn match vimCmdSep	"[:|]\+"	skipwhite nextgroup=vimAddress,vimAutoCmd,vimEcho,vimIsCommand,vimExtCmd,vimFilter,vimLet,vimMap,vimMark,vimSet,vimSyntax,vimUserCmd
 syn match vimIsCommand	"\<\h\w*\>"	contains=vimCommand
 syn match vimVar	      contained	"\<\h[a-zA-Z0-9#_]*\>"
@@ -201,7 +201,7 @@
 
 " Augroup : vimAugroupError removed because long augroups caused sync'ing problems. {{{2
 " ======= : Trade-off: Increasing synclines with slower editing vs augroup END error checking.
-syn cluster vimAugroupList	contains=vimAugroup,vimIsCommand,vimCommand,vimUserCmd,vimExecute,vimNotFunc,vimFuncName,vimFunction,vimFunctionError,vimLineComment,vimMap,vimSpecFile,vimOper,vimNumber,vimOperParen,vimComment,vimString,vimSubst,vimMark,vimRegister,vimAddress,vimFilter,vimCmplxRepeat,vimComment,vimLet,vimSet,vimAutoCmd,vimRegion,vimSynLine,vimNotation,vimCtrlChar,vimFuncVar,vimContinue,vimSetEqual,vimOption
+syn cluster vimAugroupList	contains=vimAugroup,vimIsCommand,vimUserCmd,vimExecute,vimNotFunc,vimFuncName,vimFunction,vimFunctionError,vimLineComment,vimNotFunc,vimMap,vimSpecFile,vimOper,vimNumber,vimOperParen,vimComment,vimString,vimSubst,vimMark,vimRegister,vimAddress,vimFilter,vimCmplxRepeat,vimComment,vimLet,vimSet,vimAutoCmd,vimRegion,vimSynLine,vimNotation,vimCtrlChar,vimFuncVar,vimContinue,vimSetEqual,vimOption
 if exists("g:vimsyn_folding") && g:vimsyn_folding =~# 'a'
  syn region  vimAugroup	fold matchgroup=vimAugroupKey start="\<aug\%[roup]\>\ze\s\+\K\k*" end="\<aug\%[roup]\>\ze\s\+[eE][nN][dD]\>"	contains=vimAutoCmd,@vimAugroupList
 else
@@ -217,8 +217,8 @@
 " =========
 syn cluster	vimOperGroup	contains=vimEnvvar,vimFunc,vimFuncVar,vimOper,vimOperParen,vimNumber,vimString,vimRegister,vimContinue
 syn match	vimOper	"\%#=1\(==\|!=\|>=\|<=\|=\~\|!\~\|>\|<\|=\)[?#]\{0,2}"	skipwhite nextgroup=vimString,vimSpecFile
-syn match	vimOper	"\(\<is\|\<isnot\)[?#]\{0,2}\>"		skipwhite nextgroup=vimString,vimSpecFile
-syn match	vimOper	"||\|&&\|[-+.]"			skipwhite nextgroup=vimString,vimSpecFile
+syn match	vimOper	"\(\<is\|\<isnot\)[?#]\{0,2}\>"			skipwhite nextgroup=vimString,vimSpecFile
+syn match	vimOper	"||\|&&\|[-+.!]"				skipwhite nextgroup=vimString,vimSpecFile
 syn region	vimOperParen 	matchgroup=vimParenSep	start="(" end=")" contains=@vimOperGroup
 syn region	vimOperParen	matchgroup=vimSep		start="{" end="}" contains=@vimOperGroup nextgroup=vimVar,vimFuncVar
 if !exists("g:vimsyn_noerror") && !exists("g:vimsyn_noopererror")
@@ -255,7 +255,7 @@
 
 " User-Specified Commands: {{{2
 " =======================
-syn cluster	vimUserCmdList	contains=vimAddress,vimSyntax,vimHighlight,vimAutoCmd,vimCmplxRepeat,vimComment,vimCtrlChar,vimEscapeBrace,vimFilter,vimFunc,vimFuncName,vimFunction,vimFunctionError,vimIsCommand,vimMark,vimNotation,vimNumber,vimOper,vimRegion,vimRegister,vimLet,vimSet,vimSetEqual,vimSetString,vimSpecFile,vimString,vimSubst,vimSubstRep,vimSubstRange,vimSynLine
+syn cluster	vimUserCmdList	contains=vimAddress,vimSyntax,vimHighlight,vimAutoCmd,vimCmplxRepeat,vimComment,vimCtrlChar,vimEscapeBrace,vimFunc,vimFuncName,vimFunction,vimFunctionError,vimIsCommand,vimMark,vimNotation,vimNumber,vimOper,vimRegion,vimRegister,vimLet,vimSet,vimSetEqual,vimSetString,vimSpecFile,vimString,vimSubst,vimSubstRep,vimSubstRange,vimSynLine
 syn keyword	vimUserCommand	contained	com[mand]
 syn match	vimUserCmd	"\<com\%[mand]!\=\>.*$"	contains=vimUserAttrb,vimUserAttrbError,vimUserCommand,@vimUserCmdList
 syn match	vimUserAttrbError	contained	"-\a\+\ze\s"
@@ -334,13 +334,14 @@
 syn match	vimString	"[^(,]'[^']\{-}\zs'"
 
 " Marks, Registers, Addresses, Filters: {{{2
-syn match	vimMark	"'[a-zA-Z0-9]\ze[-+,!]"	nextgroup=vimOper,vimMarkNumber,vimSubst
-syn match	vimMark	"'[<>]\ze[-+,!]"		nextgroup=vimOper,vimMarkNumber,vimSubst
-syn match	vimMark	",\zs'[<>]\ze"		nextgroup=vimOper,vimMarkNumber,vimSubst
-syn match	vimMark	"[!,:]\zs'[a-zA-Z0-9]"	nextgroup=vimOper,vimMarkNumber,vimSubst
-syn match	vimMark	"\<norm\%[al]\s\zs'[a-zA-Z0-9]"	nextgroup=vimOper,vimMarkNumber,vimSubst
+syn match	vimMark	"'[a-zA-Z0-9]\ze[-+,!]"	nextgroup=vimFilter,vimMarkNumber,vimSubst
+syn match	vimMark	"'[<>]\ze[-+,!]"		nextgroup=vimFilter,vimMarkNumber,vimSubst
+syn match	vimMark	",\zs'[<>]\ze"		nextgroup=vimFilter,vimMarkNumber,vimSubst
+syn match	vimMark	"[!,:]\zs'[a-zA-Z0-9]"	nextgroup=vimFilter,vimMarkNumber,vimSubst
+syn match	vimMark	"\<norm\%[al]\s\zs'[a-zA-Z0-9]"	nextgroup=vimFilter,vimMarkNumber,vimSubst
 syn match	vimMarkNumber	"[-+]\d\+"		contained contains=vimOper nextgroup=vimSubst2
 syn match	vimPlainMark contained	"'[a-zA-Z0-9]"
+syn match	vimRange	"[`'][a-zA-Z0-9],[`'][a-zA-Z0-9]"	contains=vimMark	skipwhite nextgroup=vimFilter
 
 syn match	vimRegister	'[^,;[{: \t]\zs"[a-zA-Z0-9.%#:_\-/]\ze[^a-zA-Z_":0-9]'
 syn match	vimRegister	'\<norm\s\+\zs"[a-zA-Z0-9]'
@@ -351,8 +352,8 @@
 syn match	vimAddress	",\zs[.$]"	skipwhite nextgroup=vimSubst1
 syn match	vimAddress	"%\ze\a"	skipwhite nextgroup=vimString,vimSubst1
 
-syn match	vimFilter contained	"^!.\{-}\(|\|$\)"		contains=vimSpecFile
-syn match	vimFilter contained	"\A!.\{-}\(|\|$\)"ms=s+1	contains=vimSpecFile,vimFunction,vimFuncName,vimOperParen
+syn match	vimFilter 		"^!!\=[^"]\{-}\(|\|\ze\"\|$\)"	contains=vimOper,vimSpecFile
+syn match	vimFilter contained	"!!\=[^"]\{-}\(|\|\ze\"\|$\)"	contains=vimOper,vimSpecFile
 
 " Complex repeats (:h complex-repeat) {{{2
 syn match	vimCmplxRepeat	'[^a-zA-Z_/\\()]q[0-9a-zA-Z"]\>'lc=1
@@ -433,17 +434,18 @@
 " ==========================
 syn match vimFunc		"\%(\%([sSgGbBwWtTlL]:\|<[sS][iI][dD]>\)\=\%(\w\+\.\)*\I[a-zA-Z0-9_.]*\)\ze\s*("		contains=vimFuncName,vimUserFunc,vimExecute
 syn match vimUserFunc contained	"\%(\%([sSgGbBwWtTlL]:\|<[sS][iI][dD]>\)\=\%(\w\+\.\)*\I[a-zA-Z0-9_.]*\)\|\<\u[a-zA-Z0-9.]*\>\|\<if\>"	contains=vimNotation
-syn match vimNotFunc	"\<if\>\|\<el\%[seif]\>\|\<return\>\|\<while\>"
 
 " Errors And Warnings: {{{2
 " ====================
 if !exists("g:vimsyn_noerror") && !exists("g:vimsyn_novimfunctionerror")
  syn match	vimFunctionError	"\s\zs[a-z0-9]\i\{-}\ze\s*("			contained contains=vimFuncKey,vimFuncBlank
-" syn match	vimFunctionError	"\s\zs\%(<[sS][iI][dD]>\|[sSgGbBwWtTlL]:\)\d\i\{-}\ze\s*("	contained contains=vimFuncKey,vimFuncBlank
+ syn match	vimFunctionError	"\s\zs\%(<[sS][iI][dD]>\|[sSgGbBwWtTlL]:\)\d\i\{-}\ze\s*("	contained contains=vimFuncKey,vimFuncBlank
  syn match	vimElseIfErr	"\<else\s\+if\>"
  syn match	vimBufnrWarn	/\<bufnr\s*(\s*["']\.['"]\s*)/
 endif
 
+syn match vimNotFunc	"\<if\>\|\<el\%[seif]\>\|\<return\>\|\<while\>"	skipwhite nextgroup=vimOper,vimOperParen,vimVar,vimFunc,vimNotation
+
 " Norm {{{2
 " ====
 syn match	vimNorm		"\<norm\%[al]!\=" skipwhite nextgroup=vimNormCmds
@@ -653,7 +655,7 @@
  syn cluster vimFuncBodyList	add=vimLuaRegion
  exe "syn include @vimLuaScript ".s:luapath
  VimFoldl syn region vimLuaRegion matchgroup=vimScriptDelim start=+lua\s*<<\s*\z(.*\)$+ end=+^\z1$+	contains=@vimLuaScript
- VimFoldl syn region vimLuaRegion matchgroup=vimScriptDelim start=+lua\s*<<\s*$+ end=+\.$+		contains=@vimLuaScript
+ VimFoldl syn region vimLuaRegion matchgroup=vimScriptDelim start=+lua\s*<<\s*$+ end=+\.$+	contains=@vimLuaScript
  syn cluster vimFuncBodyList	add=vimLuaRegion
 else
  syn region vimEmbedError start=+lua\s*<<\s*\z(.*\)$+ end=+^\z1$+