Perhaps you should try some spelling variations:
yan wang » yuan wang, yang yang, qian wang
jui chen » yi chen
yang jin » yang jie, yang jun, ying jin
wong sam » wong sau, wong lai, kong sar
wan yan » wang yan, nan yan, wai yan
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: wan yan wang ((yu chen) or (jui chen)) ((yang ji) or (yang jin)) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan wang ((yu chen) OR (jui chen)) ((yang ji) OR (yang jin)) wong sam ;*.