In this case either do not specify a B<preeditStyle> or specify more than
one pre-edit style, such as B<OverTheSpot,Root,None>.
+If it still doesn't work, then maybe your input method doesn't support
+compose sequences - to fall back to the built-in one, make sure you don't
+specify an input method via C<-im> or C<XMODIFIERS>.
+
=head3 I cannot type C<Ctrl-Shift-2> to get an ASCII NUL character due to ISO 14755
Either try C<Ctrl-2> alone (it often is mapped to ASCII NUL even on