foreach my $hk (@hash_keys2){

	my @filli =  sort {
                    	 $sort_line_contents->{$hk}->{$a} <=> $sort_line_contents->{$hk}->{$b}
		  	} keys %{$sort_line_contents->{$hk}};

  foreach (@filli){
    #output to other part of program
     }
   }