Perhaps you should try some spelling variations:
ram mohan » r mohan
mohan roy » mohon roy, mohan r, mohan rai
cohen roy » cohen jody, cohen guy
raja ram » raja ravi, raja roy
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 ram mohan roy\") or (\"((raja m) OR (raja r)) cohen roy\"))".
• Removing quotes may allow a broader search: (( raja ram mohan roy ) or ( ((raja m) or (raja r)) cohen roy )).