Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wang yang » wang yan, wang liang, wang yanling
dan yang » daun yang, tan yang, yang yang
jin hong » tin hong, jin song, min hong
hong hai » shang hai, zhong tai, dang hai
tan hua » tuan hua, tan chia, tan puay

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