Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
china tan » china top, china two, china taiwan
yang mind » yang cindy, yang jin, sang minh
mind dang » mind data
tan yang » dan yang, tan ying, tan yong
deng » den, eng, dung
hai » hadi, haji, hari

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: ((deng xiaoping) OR (wang xiaodong)) wuhan china tan yang mind dang hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((deng xiaoping) or (wang xiaodong)) wuhan china tan yang mind dang hai ;*.