Perhaps you should try some spelling variations:
wuhan china » yunnan china
tuan china » can china, taiwan china, yunnan china
bin zhang » binh thang, li zhang, jia zhang
zhang hai » zhang dai, shang hai, zhang han
wing tan » wing ian, liang tan, hong tan
dan yang » daun yang, tan yang, wang yang
yang bin » yang jin, yang lin, huang bin
han hua » tan hua, wang hua, tuan hua

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: wing tan ((han hua) OR (((wuhan china) OR (tuan china)))) dan yang bin zhang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wing tan ((han hua) or (((wuhan china) or (tuan china)))) dan yang bin zhang hai ;*.