Perhaps you should try some spelling variations:
xiaodong zhang » xiaotong zhang
xiaodong huang » xiaotong zhang
cheng bing » cheng ling, cheng ming, chen ping
zhang hari » zhang dai, shang hai, zhang han
bing fang » jing fang, weng fang, yin fang
jie zhang » jia zhang, li zhang, bin zhang
fang jie » yang jie, tang jie, fang ke
wang » wing, lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((xiaodong zhang) OR (xiaodong huang)) cheng bing fang jie zhang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((xiaodong zhang) OR (xiaodong huang)) cheng bing fang jie zhang hari ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((xiaodong zhang) OR (xiaodong huang)) cheng bing fang jie zhang hari ;*".