Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
can take » can make, land take
chen han » cheng han, chen hao, chen tan
hong shu » cong shu, tong shui, wong shiu
wong siu » wong shiu, kong siu, wong sau
han min » han men, kan min, chan ming
can ta » can tax, can tb, can data

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang ((can ta) or (can take)) chen han min ((hong shu) or (wong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((can ta) OR (can take)) chen han min ((hong shu) OR (wong siu)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yang ((can ta) or (can take)) chen han min ((hong shu) or (wong siu)) ;*.