Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
huang chang » huang cheng, hoong chang, huang yang
huang ying » huang jing, huang ting, huang yang
than china » tuan china, han china, can china
rene wang » wen wang
wang chun » tang chun, wong chun, wang hua
chun hong » chung chong, china hong, chung tong
hong yu » wong yue

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: ((huang chang) OR (huang ying)) ((than china) OR (wuhan china)) rene wang chun hong yu ;~.
• Adding a wildcard symbol may retrieve word variants: ((huang chang) or (huang ying)) ((than china) or (wuhan china)) rene wang chun hong yu ;*.