Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping tan » xiaoyang tang, xiaojing a, xiaoping _
yang mind » yang cindy, sang minh, tang min
shang hai » shang kai, dang hai, hong hai
hua daun » hua ban
yang jin » yang jie, yang jun, ying jin
chang ha » chang mae
tan hua » tuan hua, wang hua, tan chia

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 xiaoping tan hua daun ((yang mind) OR (yang jin)) ((shang hai) OR (chang ha)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoping tan hua daun ((yang mind) or (yang jin)) ((shang hai) OR (chang ha)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoping tan hua daun ((yang mind) or (yang jin)) ((shang hai) OR (chang ha)) ;*.