Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
yang cindy » yang mind
chia daun » chia lan
daun yang » dan yang, du yang, tan yang
tan chia » tuan china, than china, can china
dan phan » van phan, dan pelan, dan pad
dan hai » dang hai, dann hat

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 yanling) OR (wang xiaoping)) tan chia daun yang cindy ((dan hai) OR (dan phan)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yanling) or (wang xiaoping)) tan chia daun yang cindy ((dan hai) OR (dan phan)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yanling) or (wang xiaoping)) tan chia daun yang cindy ((dan hai) OR (dan phan)) ;*.