Perhaps you should try some spelling variations:
wang xiaotong » wang xiaodong, wang xianodong, wang xiaoping
zhang meng » zhang ming, hang seng, zhang fang
zhang hari » zhang dai, zhang han, zhang hui
shang hai » shang kai, dang hai, chang ha
zhang yan » zhang fan, zhang jian, wang yan
meng wei » meng fei, yeung wei, wang wei
wei fang » wei wang, wei yang, wei shang
fang jie » yang jie, tang jie, fang ke

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 xiaotong zhang meng wei fang jie ((((zhang hari) OR (shang hai))) OR (zhang yan)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaotong zhang meng wei fang jie ((((zhang hari) or (shang hai))) or (zhang yan)) ;*.