Perhaps you should try some spelling variations:
wang ying » wang yang, wang yong, wang jing
ying yang » yang yang, yin yang, ying chang
chang min » zhang ming, chang mae, chan ming
liu ling » lin ling, liu linn, liu qing
lili liu » lilik lia, liu liu
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam

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 ying yang ((liu ling) OR (lili liu)) chang min ((wong sau) OR (wong sam)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ying yang ((liu ling) or (lili liu)) chang min ((wong sau) or (wong sam)) ;*.