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c:\@Work\Perl\monks>perl -wMstrict -le "my $s = '123 annn xyzzy wwwewww xxx9xxx vvv_vvv eieio p pp ppp 2015 v +wxz vwxzpdq'; ... printf qq{'$_' } for $s =~ m{ $consonant{4,} }xmsg; " 'vwxz' 'vwxzpdq'