Perhaps you should try some spelling variations:
wang danning » wang daoping, wang yangming, wang ning
tuan china » wuhan china, can china, taiwan china
yang mind » yang cindy, yang jin, sang minh
mind data » wind data, fund data, und data
tan chia » than china, can china, dan china
data hai » data hub, data how, data hob

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 danning) OR (wang yanling)) ((tan chia) OR (tuan china)) du yang mind data hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang danning) or (wang yanling)) ((tan chia) or (tuan china)) du yang mind data hai ;*.