runtime(doc): clarify behaviour of set maxcombine=0
related: #17400
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 0f8d063..47f56c0 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -5719,6 +5719,7 @@
Maximum value is 6.
Even when this option is set to 2 you can still edit text with more
combining characters, you just can't see them. Use |g8| or |ga|.
+ When set to 0, you will not be able to see any combining characters.
See |mbyte-combining|.
*'maxfuncdepth'* *'mfd'*