#! /usr/local/bin/perl -w
use strict;
use Regexp::Assemble;
my $re = Regexp::Assemble->new->add( qw[ fee fie foe fum ] );
while( <DATA> ) {
chomp;
if( /($re)/ ) {
print "Here be giants: $1\n";
}
}
print $re->as_string, "\n";
__DATA__
feedbag
airfield
foe
fumble
blorp