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 chi » wang zhi, wang chau, wang chun
chi hong » thi hong, china hong, nhi hoang
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 chi hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((huang chang) or (huang ying)) ((than china) OR (wuhan china)) rene wang chi hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((huang chang) or (huang ying)) ((than china) OR (wuhan china)) rene wang chi hong yu ;*.