Perhaps you should try some spelling variations:
wuhan china » yunnan china
huang weng » huang cheng, huang jing, huang ting
huang ying » huang jing, huang ting, huang yang
tuan china » can china, taiwan china, yunnan china
rene wang » wen wang
wang peng » wang zheng, wang yang, wang yong
peng hong » eng hong, hong hong, kong hong
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 weng) OR (huang ying)) ((tuan china) OR (wuhan china)) rene wang peng hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((huang weng) or (huang ying)) ((tuan china) OR (wuhan china)) rene wang peng hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((huang weng) or (huang ying)) ((tuan china) OR (wuhan china)) rene wang peng hong yu ;*.