Perhaps you should try some spelling variations:
xiaodong chang » xiaotong zhang, xiaodong huang
chang chen » chang ch'un, chang chuan, change when
zhang hari » zhang dai, shang hai, zhang han
weng fang » jing fang
jie zhang » jia zhang, li zhang, bin zhang
wen wang » wei wang, chen wang, men want

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 xiaodong chang chen ((weng fang) OR (wen wang)) jie zhang hari ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaodong chang chen ((weng fang) or (wen wang)) jie zhang hari ;*.