Perhaps you should try some spelling variations:
wang doing » wang daoping, wang yong, wang jing
best wong » best work
wong john » wrong john, kong john, longo john
yang lin » yang jin, wang lin, yang li
wong sau » wong sam, wong siu, wong shiu
yang xi » yang di, yang yi, yang jui
sar » sara, star, saur

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 doing ((yang lin) OR (yang xi)) best wong john ((wong sau) OR (kong sar)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang doing ((yang lin) or (yang xi)) best wong john ((wong sau) or (kong sar)) ;*.