Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
yuan wang » yan wang, yuan kang, yuan chang
yuhan hua » tuan hua, yuan hui, yuhuan huang
hua rene » hua ren, juan rene
yang jun » yang jui, pang jun, yang jin
yang jie » yang jin, yang jui, 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: yuan wang yuhan hua rene ((yang jun) or (((yang jie) OR (yang di)))) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang yuhan hua rene ((yang jun) OR (((yang jie) OR (yang di)))) hong yu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang yuhan hua rene ((yang jun) or (((yang jie) OR (yang di)))) hong yu ;".
• Adding a wildcard symbol may retrieve word variants: yuan wang yuhan hua rene ((yang jun) or (((yang jie) OR (yang di)))) hong yu ;*.