Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping tuan » xinping guan
yang amin » yang jin, yang mind
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin
hong hai » shang hai, zhong tai, dang hai
tuan vu » thanh vu, tuan hua

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 tuan vu daun ((yang amin) or (((yang lin) OR (wang lin)))) hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaoping tuan vu daun ((yang amin) OR (((yang lin) OR (wang lin)))) hong hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoping tuan vu daun ((yang amin) or (((yang lin) OR (wang lin)))) hong hai ;*".