Perhaps you should try some spelling variations:
mam mohon » ram mohan
mohon roy » cohen roy, mon roy
raja mam » raja m
kwon ho » kwon o, koon ho, kwon go
raja j » raja _, raja m, raja r
j kwon » je kwon, _ kwon, o kwon

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 mam mohon roy ) OR ( raja j kwon ho )).
• Adding a wildcard symbol may retrieve word variants: (( raja mam mohon roy ) or ( raja j kwon ho ))*.