Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yan wang » yuan wang, yang yang, qian wang
hua rene » hua ren, juan rene
yang jun » yang jui, pang jun, yang jin
yang lin » yang jin, wang lin, yang li
dan hua » tan hua, wang hua, dong hua
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan wang) or (wang yang)) dan hua rene ((yang jun) or (yang lin)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (wang yang)) dan hua rene ((yang jun) OR (yang lin)) hong yu ;.
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (wang yang)) dan hua rene ((yang jun) or (yang lin)) hong yu ;*.