Perhaps you should try some spelling variations:
"raja ram mohon roy" » "raja ram mohan roy", "raja ram cohen roy", "raja ram mon roy", "raja ravi mohon roy", "raja r mohon roy", "raja roy mohon roy"
"raja m mohan roy" » "raja m mohan r", "raja m mohan rai", "raja m roman roy", "raja _ mohan roy", "raja r mohan roy", "raja k mohan roy", "raja j mohan roy"
"raja b mohan roy" » "raja b mohan r", "raja b mohan rai", "raja b roman roy", "raja _ mohan roy", "raja r mohan roy", "raja b mocan roy", "rajal b mohan roy", "raja j mohan roy"
"raja ram john ray" » "raja ravi john ray", "raja r john ray", "raja roy john ray", "raja brahm john ray", "raja gramm john ray", "raja ramey john ray", "raja ram john r"

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 mohon roy") OR ("raja ram john ray"))) OR ((("raja m mohan roy") OR ("raja b mohan roy")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"raja ram mohon roy\") or (\"raja ram john ray\"))) or (((\"raja m mohan roy\") OR (\"raja b mohan roy\"))))".
• Removing quotes may allow a broader search: (((( raja ram mohon roy ) or ( raja ram john ray ))) or ((( raja m mohan roy ) OR ( raja b mohan roy )))).
• Adding a wildcard symbol may retrieve word variants: (((("raja ram mohon roy") or ("raja ram john ray"))) or ((("raja m mohan roy") OR ("raja b mohan roy"))))*.