Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
tang tuan » anh tuan, tang tang, tang yun
china won » china women, china wang, china who
yang jun » yang jui, pang jun, yang judy
yang jie » yang di, yang jui, yang xi
yang jin » ying jin, shang jin, wang jing
leung » leong, lung, yeung

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: leung tang tuan china won ((yang jun) OR (((yang jie) OR (yang jin)))) wang hua ;~.
• Adding a wildcard symbol may retrieve word variants: leung tang tuan china won ((yang jun) or (((yang jie) or (yang jin)))) wang hua ;*.