Perhaps you should try some spelling variations:
jiang yuan » jiang juan, jiang nan, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
wong siew » long view
hua rene » hua ren, juan rene
yang jun » pang jun, yang jin, yang judy
yang jui » yang judy, yang di, yang yi
wong sam » wong sau, wong lai, kong sar
yang xi » yang di, yang yi

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: jiang yuan wang hua rene ((((yang jun) OR (yang xi))) OR (yang jui)) ((wong sam) OR (wong siew)) ;~.
• Adding a wildcard symbol may retrieve word variants: jiang yuan wang hua rene ((((yang jun) or (yang xi))) or (yang jui)) ((wong sam) or (wong siew)) ;*.