Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
juan rene » juan meng, juan rana
wong shiu » wong siu, cong shu, song shin
yong yan » yang yang, dong yang, ying yang
yan juan » san juan, yan guan, yan yuan
yang jun » yang jui, pang jun, yang jin
wong sam » wong sau, wong lai, kong sar
yang xi » yang di, yang yi, yang jui

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: wang yong yan juan rene ((yang jun) OR (yang xi)) ((wong sam) OR (wong shiu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong yan juan rene ((yang jun) or (yang xi)) ((wong sam) or (wong shiu)) ;*.