Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
shen chan » shen chang, chen chuan
chan kang » chung kang, chan eng, chan fong
zhang zhi » zhong zhi, wang zhi, zhang wei
yang han » yang fan, kang han, yang yang
hong ghi » zhong zhi, hong g, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiaoping ((yang han) or (yang dean)) shen chan kang ((hong ghi) or (zhang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaoping ((yang han) OR (yang dean)) shen chan kang ((hong ghi) OR (zhang zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping ((yang han) or (yang dean)) shen chan kang ((hong ghi) or (zhang zhi)) ;*.