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
lang yan » wang yan, wang yang, zhang yan
yang jin » yang jun, shang jin, wang jing
ying jin » jing ji
yang jie » yang di, yang jui, yang xi
long shu » cong shu, tong shui, long du
yan jiu » pang jiu

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: lang yan huang juan rene ((yan jiu) OR (((((yang jin) OR (ying jin))) OR (yang jie)))) long shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan huang juan rene ((yan jiu) or (((((yang jin) OR (ying jin))) or (yang jie)))) long shu ;~".
• Adding a wildcard symbol may retrieve word variants: lang yan huang juan rene ((yan jiu) or (((((yang jin) OR (ying jin))) or (yang jie)))) long shu ;*.