bug#22090: Isearch is sluggish and eventually refuses further service with "[Too many words]".

[Eli Zaretskii]

> Date: Fri, 4 Dec 2015 19:59:59 +0000
> From: Artur Malabarba <bruce.connor.am@gmail.com>
> Cc: 22090@debbugs.gnu.org, Alan Mackenzie <acm@muc.de>
> 
> 2015-12-04 18:48 GMT+00:00 Eli Zaretskii <eliz@gnu.org>:
> >> > What about ligatures, or symbols like ℻?
> >>
> >> Won't match cross-case.
> >
> > So f will match ffi but not ℻, and F will match ℻ but not ffi, is that
> > right?
> 
> No. ffi will match ffi, but FFI won't. And FAX will match ℻, but fax won't.
> f shouldn't match ffi anymore.

OK, thanks.  It seems like the text in the manual already complies
with the above.