Perhaps you should try some spelling variations:
"raja ra_ mohan roy" » "raja raj mohan roy", "raja rama mohan roy", "raja raja mohan roy", "raja ra_ mohon roy", "raja ra_ mohan r", "raja ra_ mohan rai", "raja ravi mohan roy", "raja _ mohan roy", "raja r mohan roy"
"raja ram mohan roy" » "raja ram mohon roy", "raja ram mohan r", "raja ram mohan rai", "raja r mohan roy", "raja ravi mohan roy", "raja roy mohan roy", "raja ra_ mohan roy", "raja rar mohan roy", "raja rab mohan roy"
"raja rab mohan roy" » "raja rab mohon roy", "raja rab mohan r", "raja rab mohan rai", "raja raj mohan roy", "raja rama mohan roy", "raja raja mohan roy", "raja babu mohan roy", "raja ravi mohan roy", "raja r mohan roy"
"raja m mohan roy" » "raja m mohon roy", "raja m mohan r", "raja m mohan rai", "raja _ mohan roy", "raja r mohan roy", "raja b mohan roy", "raja j mohan roy"

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