Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yuan ting » yuan ming, huang ting, yuan kang
yang jui » yang judy, yang di, yang xi
tan 3.2 » gan 3.2, man 3.2, satan 3.2
yang ji » yang jie, yang jin, yang di
won sau » wong sau, wong sam, wong siu
test » text, west, best

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) OR (yuan ting)) tan 3.2 test ((yang ji) OR (yang jui)) won sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) or (yuan ting)) tan 3.2 test ((yang ji) OR (yang jui)) won sau ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (yuan ting)) tan 3.2 test ((yang ji) OR (yang jui)) won sau ;*.