Perhaps you should try some spelling variations:
wang liang » wang yang
liang sin » liang sun, liang ying, liang dan
hua rene » hua ren, juan rene
yang jie » yang jin, yang xi, yang yi
yang jui » yang judy, yang xi, yang yi
wong sau » wong sam, wong siu, wong shiu
sin hua » jin hua, ming hua, ying hua

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 liang sin hua rene ((((yang jie) OR (yang di))) OR (yang jui)) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang sin hua rene ((((yang jie) or (yang di))) or (yang jui)) wong sau ;*.