Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
huang weng » huang cheng, huang jing, huang ting
huang yang » huang ying, huang chang, yang yang
china rene » china ren, china rate, china real
rene wang » wen wang
wang yang » wang yan, wang liang, wang yanling
yang hong » wang hong, yang hongli, quang 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 yang)) wuhan china rene wang yang hong yu ;~.
• Adding a wildcard symbol may retrieve word variants: ((huang weng) or (huang yang)) wuhan china rene wang yang hong yu ;*.