Perhaps you should try some spelling variations:
"raja ra_ mohan roy" » "raja ram mohan roy", "raja raj mohan roy", "raja rama 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 rar mohan roy" » "raja rar mohon roy", "raja rar mohan r", "raja rar mohan rai", "raja ram mohan roy", "raja raj mohan roy", "raja hari mohan roy", "raja ravi mohan roy", "raja r mohan roy"
"raja roy mohan roy" » "raja roy mohon roy", "raja roy mohan r", "raja roy mohan rai", "raja roy rohan roy", "raja roy morgan 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 rar mohan roy") OR ("raja roy 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 rar mohan roy\") OR (\"raja roy mohan roy\"))))) or (\"raja m mohan roy\"))".
• Removing quotes may allow a broader search: (((( raja ra_ mohan roy ) or ((( raja rar mohan roy ) OR ( raja roy mohan roy ))))) or ( raja m mohan roy )).
• Adding a wildcard symbol may retrieve word variants: (((("raja ra_ mohan roy") or ((("raja rar mohan roy") OR ("raja roy mohan roy"))))) or ("raja m mohan roy"))*.