Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
wong sam » wong sau, wong lai, kong sar
yang li » yang lin, yang di, yang xi
ding ji » jing ji, ying jin, jing jia
won sau » wong sau, wong siu
li lu » li ju, li l, li li

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 li lu ((ding ji) OR (ding qi)) ((won sau) OR (wong sam)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang li lu ((ding ji) OR (ding qi)) ((won sau) or (wong sam)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang yang li lu ((ding ji) OR (ding qi)) ((won sau) or (wong sam)) ;*.