Perhaps you should try some spelling variations:
xiaodong zhang » xiaotong zhang
xiaodong huang » xiaotong zhang
cheng wen » ching wen, chen wei, cheng han
zhang hai » zhang dai, shang hai, zhang han
wang jie » yang jie, wang jing, wang life
tang jie » yang jie, tang li, yang jin

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: lang ((xiaodong zhang) OR (xiaodong huang)) cheng wen ((wang jie) OR (tang jie)) zhang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang ((xiaodong zhang) OR (xiaodong huang)) cheng wen ((wang jie) or (tang jie)) zhang hai ;~".
• Adding a wildcard symbol may retrieve word variants: lang ((xiaodong zhang) OR (xiaodong huang)) cheng wen ((wang jie) or (tang jie)) zhang hai ;*.