Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
yang jin » yang jie, yang jun, ying jin
wong sam » wong sau, wong lai, kong sar
wang yu » wang yue, sang yu, wann yu
yu chen » yu cheng, yi chen, yulu chen
yang ji » yang jui, yang jie, yang di

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang yuan wang yu chen ((yang ji) or (yang jin)) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuan wang yu chen ((yang ji) OR (yang jin)) wong sam ;*.