Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yang xin » yang jin, yang lin, zhang xin
yang jie » yang jin, yang di, yang jui
kim song » kim young, kim eung
song min » song ming, gong min, jong min
wong sam » wong lai, kong sar, von sam
wong sau » wong siu, wong shiu, wong lai
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 ((((yang xin) OR (yang xi))) OR (yang jie)) kim song min ((wong sam) OR (wong sau)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong ((((yang xin) or (yang xi))) or (yang jie)) kim song min ((wong sam) OR (wong sau)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong ((((yang xin) or (yang xi))) or (yang jie)) kim song min ((wong sam) OR (wong sau)) ;*.