Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
congo shu » cong shu
yang jie » yang jin, yang di, yang jui
wong sau » wong sam, wong siu, wong shiu
xi rene » i rene, ii rene, iii rene
jie xi » jin xi
rene a » irene a, rene l
a main » 1 main, 2 main

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yang jie xi rene a main ((congo shu) or (wong sau)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang jie xi rene a main ((congo shu) OR (wong sau)) ;*.