Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
yuan kang » yuan wang, yuan chang, chan kang
zhong zhi » zhang zhi, hong ghi, zhong tai
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi
yang ka » yang fan, yang yao
yan ka » yuan kai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yan ka) or (yang ka)) juan rene ((((yang jin) or (yang jie))) or (yuan kang)) zhong zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yan ka) OR (yang ka)) juan rene ((((yang jin) OR (yang jie))) OR (yuan kang)) zhong zhi ;.
• Adding a wildcard symbol may retrieve word variants: wan ((yan ka) or (yang ka)) juan rene ((((yang jin) or (yang jie))) or (yuan kang)) zhong zhi ;*.