Perhaps you should try some spelling variations:
wang xiaobing » wang xiaoping, wang xiaodong, wang xiaolin
wang daoping » wang xiaoping, wang danning, wang yanling
tuan china » wuhan china, can china, taiwan china
yang mind » yang cindy, yang jin, sang minh
mind dang » mind data
tan chia » than china, can china, dan china
dan yang » daun yang, tan yang, wang yang
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: ((wang daoping) OR (wang xiaobing)) ((tan chia) OR (tuan china)) dan yang mind dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang daoping) OR (wang xiaobing)) ((tan chia) or (tuan china)) dan yang mind dang hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang daoping) OR (wang xiaobing)) ((tan chia) or (tuan china)) dan yang mind dang hai ;*.