Perhaps you should try some spelling variations:
yuan kang » yuan chang, chan kang, yuan kai
yuan wang » yan wang, yuan chang, qian wang
juan rene » juan meng, juan rana
tan juan » san juan, don juan, tan hua
yang jin » yang jie, yang jun, ying jin
yan tin » yuan ting, yang lin
yang li » yang lin, yang di, yang xi

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

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