Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
juan rene » juan rana
juan meng » jui meng, yuan ming
kong sara » kong sar
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang xi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuan wang ((juan rene) OR (juan meng)) ((yang jin) OR (yang jui)) kong sara ;~.
• Adding a wildcard symbol may retrieve word variants: wang yuan wang ((juan rene) or (juan meng)) ((yang jin) or (yang jui)) kong sara ;*.