Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
yan wang » yuan wang, yang yang, qian wang
hua rene » hua ren, juan rene
yang jie » yang jin, yang di, yang jui
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin
dan hua » tan hua, wang hua, dong hua
hong yu » wong yue

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)) dan hua rene ((yang jie) or (((yang lin) or (wang lin)))) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kang) OR (yan wang)) dan hua rene ((yang jie) OR (((yang lin) OR (wang lin)))) hong yu ;.
• Adding a wildcard symbol may retrieve word variants: ((yuan kang) or (yan wang)) dan hua rene ((yang jie) or (((yang lin) or (wang lin)))) hong yu ;*.