Perhaps you should try some spelling variations:
huang juan » jiang juan
yan huang » yang guang, yan guan, yan liang
juan rene » juan meng, juan rana
wing yan » wang yan, wing ian, wing tan
yang jie » yang jin, yang di, yang jui
yan jiu » yang jin, pang jiu
yang yi » yang di, yang xi, yang jui

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan huang juan rene ((((yan jiu) OR (yang jie))) OR (yang yi)) cong shu ;~.
• Adding a wildcard symbol may retrieve word variants: wing yan huang juan rene ((((yan jiu) or (yang jie))) or (yang yi)) cong shu ;*.