--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -1,4 +1,4 @@
-*various.txt*   For Vim version 7.2b.  Last change: 2008 Jun 08
+*various.txt*   For Vim version 7.2c.  Last change: 2008 Aug 06
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -644,7 +644,12 @@ 2. Online help						*online-help*
 			":tnext" command can then be used to jump to other
 			matches, "tselect" to list matches and choose one. >
 				:help index| :tse z.
-<			This command can be followed by '|' and another
+<			When there is no argument you will see matches for
+			"help", to avoid listing all possible matches (that
+			would be very slow).
+			The number of matches displayed is limited to 300.
+
+			This command can be followed by '|' and another
 			command, but you don't need to escape the '|' inside a
 			help command.  So these both work: >
 				:help |