Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang tuan » wang xuan, wang yuhan, wang hua
tuan hua » tan hua, tuan vu, yuan hui
hua rene » hua ren, juan rene
yang jin » yang jie, yang jun, ying jin
wang yue » wong yue, wang hua, wang yan
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: yuan wang tuan hua rene yang jin ((hong yu) or (wang yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang tuan hua rene yang jin ((hong yu) OR (wang yue)) ;.
• Adding a wildcard symbol may retrieve word variants: yuan wang tuan hua rene yang jin ((hong yu) or (wang yue)) ;*.