Perhaps you should try some spelling variations:
mam kwon » lam kwok, tam kwok
kim kwon » kim won, kim kwang, kim kwi
mon roy » von roy, mohon roy, kwon roy
raja m » raja _, raja j, raja r
m mon » m mona, _ mon, a mon

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 kwon) OR (kim kwon)) go ) OR ( raja m mon roy )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( raja ((mam kwon) OR (kim kwon)) go ) or ( raja m mon roy ))".
• Adding a wildcard symbol may retrieve word variants: (( raja ((mam kwon) OR (kim kwon)) go ) or ( raja m mon roy ))*.