Perhaps you should try some spelling variations:
ping wang » ping pong, hong wang
wang dong » wang yong, wang hong, wang yang
dong hua » wang hua, tong hui, dong hoi
hua rene » hua ren, juan rene
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, wong max
von sam » von sa, von sap, von scham
yang » lang

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: ping wang dong hua rene yang di ((wong sau) OR (((wong sam) OR (von sam)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ping wang dong hua rene yang di ((wong sau) or (((wong sam) OR (von sam)))) ;~".
• Adding a wildcard symbol may retrieve word variants: ping wang dong hua rene yang di ((wong sau) or (((wong sam) OR (von sam)))) ;*.