my $term = "\"foo\"[MH] OR \"bar\"[MH]";
my @matches = ( $term =~ /\"(.+)?\"\[MH\]/ );

##</code><code>##

my $term = '"foo"[MH] OR "bar"[MH]';

##</code><code>##

my $term = qq|"foo"[MH] OR "bar"[MH]|;