Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
chan fong » chew fong, chan eng, chan ming
chan kang » chung kang, chan eng, chan jan
chang ha » chang mae
wong sau » wong sam, wong siu, wong shiu
yang yi » yang di, yang xi, yang jui
von sam » von sa, von sap, von scham
yi liu » yi lin, yi lu

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 yang yi liu ((chang ha) OR (((chan fong) OR (chan kang)))) ((wong sau) OR (von sam)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang yi liu ((chang ha) or (((chan fong) OR (chan kang)))) ((wong sau) or (von sam)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang yang yi liu ((chang ha) or (((chan fong) OR (chan kang)))) ((wong sau) or (von sam)) ;*.