Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
yang yang » wang yang, wang yan
hua rene » hua ren, juan rene
ying jin » jing ji, yang jie
yang jin » yang jie, yang jun, shang jin
wong yue » wang yue, hong yu
dan hua » tan hua, wang hua, dong hua

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

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