diff --git a/runtime/doc/pattern.txt b/runtime/doc/pattern.txt
index 8f6d77e..ce1d0f4 100644
--- a/runtime/doc/pattern.txt
+++ b/runtime/doc/pattern.txt
@@ -1,4 +1,4 @@
-*pattern.txt*   For Vim version 8.2.  Last change: 2021 Jul 16
+*pattern.txt*   For Vim version 8.2.  Last change: 2022 Jan 08
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -315,7 +315,7 @@
 ==============================================================================
 2. The definition of a pattern		*search-pattern* *pattern* *[pattern]*
 					*regular-expression* *regexp* *Pattern*
-					*E76* *E383* *E476*
+					*E383* *E476*
 
 For starters, read chapter 27 of the user manual |usr_27.txt|.
 
@@ -929,9 +929,9 @@
 \%23l	Matches in a specific line.
 \%<23l	Matches above a specific line (lower line number).
 \%>23l	Matches below a specific line (higher line number).
-\%.l    Matches at the cursor line.
-\%<.l   Matches above the cursor line.
-\%>.l   Matches below the cursor line.
+\%.l	Matches at the cursor line.
+\%<.l	Matches above the cursor line.
+\%>.l	Matches below the cursor line.
 	These six can be used to match specific lines in a buffer.  The "23"
 	can be any line number.  The first line is 1.
 	WARNING: When inserting or deleting lines Vim does not automatically
@@ -950,9 +950,9 @@
 \%23c	Matches in a specific column.
 \%<23c	Matches before a specific column.
 \%>23c	Matches after a specific column.
-\%.c    Matches at the cursor column.
-\%<.c   Matches before the cursor column.
-\%>.c   Matches after the cursor column.
+\%.c	Matches at the cursor column.
+\%<.c	Matches before the cursor column.
+\%>.c	Matches after the cursor column.
 	These six can be used to match specific columns in a buffer or string.
 	The "23" can be any column number.  The first column is 1.  Actually,
 	the column is the byte number (thus it's not exactly right for
@@ -976,9 +976,9 @@
 \%23v	Matches in a specific virtual column.
 \%<23v	Matches before a specific virtual column.
 \%>23v	Matches after a specific virtual column.
-\%.v    Matches at the current virtual column.
-\%<.v   Matches before the current virtual column.
-\%>.v   Matches after the current virtual column.
+\%.v	Matches at the current virtual column.
+\%<.v	Matches before the current virtual column.
+\%>.v	Matches after the current virtual column.
 	These six can be used to match specific virtual columns in a buffer or
 	string.  When not matching with a buffer in a window, the option
 	values of the current window are used (e.g., 'tabstop').
@@ -1070,6 +1070,8 @@
 
 \(\)	A pattern enclosed by escaped parentheses.	*/\(* */\(\)* */\)*
 	E.g., "\(^a\)" matches 'a' at the start of a line.
+	There can only be ten of these.  You can use "\%(" to add more, but
+	not counting it as a sub-expression.
 	*E51* *E54* *E55* *E872* *E873*
 
 \1      Matches the same string that was matched by	*/\1* *E65*
@@ -1092,7 +1094,7 @@
 \x	A backslash followed by a single character, with no special meaning,
 	is reserved for future expansions
 
-[]	(with 'nomagic': \[])		*/[]* */\[]* */\_[]* */collection*
+[]	(with 'nomagic': \[])		*/[]* */\[]* */\_[]* */collection* *E76*
 \_[]
 	A collection.  This is a sequence of characters enclosed in square
 	brackets.  It matches any single character in the collection.
@@ -1488,5 +1490,4 @@
 The "f" flag of `:vimgrep` enables fuzzy matching.
 
 
-
  vim:tw=78:ts=8:noet:ft=help:norl: