Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
gain yang » dan yang, daun yang, tan yang
hao zhang » xiao zhang, zhao zheng, ceo zhang
zhang kai » zhang dai, shang kai, zhang fan
yang hao » yang yao, dang hai, yang fan
tan hua » tuan hua, wang hua, tan chia
wang » wing, wan, lang

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 yan ((tan hua) OR (tuan china)) gain yang hao zhang kai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan ((tan hua) or (tuan china)) gain yang hao zhang kai ;*.