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$str1='It is a guide to action which ensures that the military always 
+obey the commands of the party.'; chomp($str1);
$str2='It is a guide to action that ensures that the military will for
+ever heed Party commands is a guide.'; chomp($str2);
...
        }
}
print "\n No of matching is : $n";

The output is:

...
that the military
 
No of matching is : 6.