Perhaps you should try some spelling variations:
wang lianqin » wang jianbin, wang limin, wang liang
yunnan china » urban china, wuhan china, yunnan sheng
tuan china » wuhan china, can china, taiwan china
shang hai » shang kai, dang hai, chang ha
yang jun » yang jui, pang jun, yang jin
yang jie » yang jin, yang di, yang jui

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 lianqin ((tuan china) OR (yunnan china)) daun ((yang jun) OR (yang jie)) shang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang lianqin ((tuan china) or (yunnan china)) daun ((yang jun) or (yang jie)) shang hai ;*.