Perhaps you should try some spelling variations:
wang yang » wang liang, wang yanling
chan ming » kian ming, chan eng, chan fong
liu chan » lily chan, liu yan, liu jan
wong siu » wong shiu, kong siu, wong sau
von fach » ein fach
yang xi » yang di, yang yi, yang jui
xi liu » x liu, xu liu

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 yang) OR (wang yan)) yang xi liu chan ming ((wong siu) OR (von fach)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yan)) yang xi liu chan ming ((wong siu) or (von fach)) ;*.