Yeah.. Hail Musa! Such a very wise man ^_~

To solve the mystery.. here's the right solution:

In your web browser..
open google.com
Copy Gabbar's given problem..

Now. paste it in the Big Google Search box but don't hit the enter yet.
Now, you need to change the name "Amisha" to "Mother and "son Sahil" to "Child"
now press enter and you will see some results.