##
#need the grep to filter for truth!
#basically checking if
#the element is defined/filled-in/not-blank
my @chunks = grep{$_} split /\b|\s/, $line;
##
##
#either this
my @no_punct = $line =~ /(\w+)/g;
#or this
my @no_punct = grep{$_}split /\W|\s/, $line;