Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
gain zhong » gao zhong
zhong hao » zhong xiao, hong hai, zhong tai
hao zhang » xiao zhang, zhao zheng, ceo zhang
wing tan » wing ian, liang tan, hong tan
zhang ya » zhang yan, zhang y, zhang yi
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: wing tan ((tan hua) OR (tuan china)) gain zhong hao zhang ya ;~.
• Adding a wildcard symbol may retrieve word variants: wing tan ((tan hua) or (tuan china)) gain zhong hao zhang ya ;*.