Perhaps you should try some spelling variations:
wuhan china » yunnan china
tuan china » can china, taiwan china, yunnan china
guan chia » tan chia
wang yang » wang liang, wang yanling
hong hai » shang hai, zhong tai, dang hai
yang li » yang lin, yang di, yang xi
li hong » le hong, li cong, li rong

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: wang yan ((guan chia) OR (((tuan china) OR (wuhan china)))) wang yang li hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan ((guan chia) or (((tuan china) or (wuhan china)))) wang yang li hong hai ;*.