Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang tuan » wang xuan, wang yuhan, wang hua
chen tang » chen yang, chen wang, chen tan
tang min » chang min, sang minh, yang mind
kong siu » kong eiu, dong sin, kong sar
wong siu » wong shiu, wong siew, dong sin
wong sau » wong shiu, wong lai, kong sar
wong sam » wong lai, kong sar, von sam
tuan yu » tian yu, tuan vu, than you
yu chen » yu cheng, yi chen, yulu chen

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: yuan wang tuan yu chen tang min ((((kong siu) OR (wong siu))) OR (((wong sau) OR (wong sam)))) ;~.
• Adding a wildcard symbol may retrieve word variants: yuan wang tuan yu chen tang min ((((kong siu) or (wong siu))) or (((wong sau) or (wong sam)))) ;*.