Perhaps you should try some spelling variations:
"raja roy mohan rai" » "raja roy rohan rai", "raja roy morgan rai", "raja r mohan rai", "raja roy mohana rao", "raja roy milan rai", "raja roy mohan _ai", "raja roy mohan jai", "raja roy mohan kai"
"raja m mohan roy" » "raja m mohon roy", "raja m roman roy", "raja m rammohan roy", "raja _ mohan roy", "raja r mohan roy", "raja b mohan roy", "raja m mohan _oy", "raja m mohan joy", "raja m mohan koy", "raja j mohan roy"
"raja m mohan r" » "raja _ mohan r", "raja r mohan r", "raja b mohan r", "raja m mohan _", "raja m mohan j", "raja m mohan k", "raja j mohan 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 roy mohan rai") OR ((("raja m mohan roy") OR ("raja m mohan r")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"raja roy mohan rai\") or (((\"raja m mohan roy\") OR (\"raja m mohan r\"))))".
• Removing quotes may allow a broader search: (( raja roy mohan rai ) or ((( raja m mohan roy ) OR ( raja m mohan r )))).
• Adding a wildcard symbol may retrieve word variants: (("raja roy mohan rai") or ((("raja m mohan roy") OR ("raja m mohan r"))))*.