Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yuan kang » yuan wang, yuan chang, chan kang
yan wang » yuan wang, qian wang, yan liang
hua rene » hua ren, juan rene
yang jie » yang jin, yang di, yang jui
yang li » yang lin, yang di, yang xi
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 (yang yang))) or (yuan kang)) wang hua rene ((yang jie) or (yang li)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yan wang) OR (yang yang))) OR (yuan kang)) wang hua rene ((yang jie) OR (yang li)) hong yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yan wang) OR (yang yang))) or (yuan kang)) wang hua rene ((yang jie) or (yang li)) hong yu ;*".