Perhaps you should try some spelling variations:
wang yang » wang yan, wang yanling
chen yang » chen rong
kong saur » kong sar, kong siu, kong your
yang jie » yang jin, yang di, yang jui
wong sam » wong sau, wong lai, kong sar
yu chen » yu cheng, yi chen, yulu chen
dan yu » dian yue

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang liang) OR (wang yang)) dan yu chen yang jie ((kong saur) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (wang yang)) dan yu chen yang jie ((kong saur) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) OR (wang yang)) dan yu chen yang jie ((kong saur) or (wong sam)) ;*".