Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
dong sink » dong sin, dong bin, dong ping
juan rene » juan meng, juan rana
roa juan » rojas juan, mora juan, rios juan
yang jie » yang jin, yang di, yang jui
pang jiu » pang jun, yang jin, pan ji
yan jiu » yang jin

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) or (dong sink)) roa juan rene ((((yan jiu) or (yang jie))) or (pang jiu)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (dong sink)) roa juan rene ((((yan jiu) OR (yang jie))) OR (pang jiu)) cong shu ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (dong sink)) roa juan rene ((((yan jiu) or (yang jie))) or (pang jiu)) cong shu ;*.