Update Doc/howto/regex.rst

Co-authored-by: Guido van Rossum <[email protected]>

Author: akuchling

Doc/howto/regex.rst

@@ -1022,8 +1022,8 @@ module::
            r' (?P<zonen>[-+])(?P<zoneh>[0-9][0-9])(?P<zonem>[0-9][0-9])'
            r'"')
 
-It's much easier to write ``m.group('zonem')``, instead of having
-to remember to retrieve group 9.
+It's much easier to write ``m.group('zonem')`` instead of having
+to count groups so as to verify we must retrieve group 9.
 
 The syntax for backreferences in an expression such as ``(...)\1`` refers to the
 number of the group.  There's naturally a variant that uses the group name