Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
yuan kang » yuan wang, yuan chang, chan kang
yan wang » yuan wang, yang yang, qian wang
von juan » von jan, don juan, von jean
yang jin » yang jie, yang jun, ying jin
yang lin » wang lin, yang li, yang liang
yan tin » yuan ting

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 (yan wang)) von juan rene ((((yan tin) or (yang jin))) or (yang lin)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kang) OR (yan wang)) von juan rene ((((yan tin) OR (yang jin))) OR (yang lin)) cong shu ;.
• Adding a wildcard symbol may retrieve word variants: ((yuan kang) or (yan wang)) von juan rene ((((yan tin) or (yang jin))) or (yang lin)) cong shu ;*.