Perhaps you should try some spelling variations:
juan rene » juan meng, juan rana
tan zhang » yan zhang, tang zheng, tan hong
zhang zhi » zhong zhi, wang zhi, zhang wei
yuan kai » yuan kang, yuan fei, tan kai
hua chen » jui chen, yu chen, a chen
yang tan » yang fan, yang dean, yang yang
yan ka » yang ka
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan ka) OR (yuan kai)) ((juan rene) or (hua chen)) yang tan zhang zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan ka) OR (yuan kai)) ((juan rene) OR (hua chen)) yang tan zhang zhi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan ka) OR (yuan kai)) ((juan rene) or (hua chen)) yang tan zhang zhi ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yan ka) OR (yuan kai)) ((juan rene) or (hua chen)) yang tan zhang zhi ;*.