Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
kang tuan » kang susan, kang tae, anh tuan
tuan hua » tan hua, tuan vu, yuan hui
hua rene » hua ren, juan rene
yang lin » yang jin, wang lin, yang liang
wong yue » wang yue
yang li » yang di, yang xi, yang yi

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 tuan hua rene ((yang lin) OR (yang li)) ((hong yu) or (wong yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan kang tuan hua rene ((yang lin) OR (yang li)) ((hong yu) OR (wong yue)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan kang tuan hua rene ((yang lin) OR (yang li)) ((hong yu) or (wong yue)) ;".
• Adding a wildcard symbol may retrieve word variants: yuan kang tuan hua rene ((yang lin) OR (yang li)) ((hong yu) or (wong yue)) ;*.