Perhaps you should try some spelling variations:
mohan roy » mohan r, mohan rai, roman roy
mohon roy » cohen roy, mon roy
m mohan » _ mohan, r mohan, b mohan
r mohon » r mohan, _ mohonk, r morton
raja m » raja _, raja j
raja r » raja _, raja j

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( raja m mohan roy ) OR ( raja r mohon roy )).
• Adding a wildcard symbol may retrieve word variants: (( raja m mohan roy ) or ( raja r mohon roy ))*.