Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping tuan » xinping guan
wang yang » wang yan, wang liang, wang yanling
long paul » long haul, hong paul, long tail
yang lin » yang jin, wang lin, yang li
long han » long chain, long thanh, long haul
tuan vu » thanh vu, tuan hua
vu wang » yu wang, vu hoang, von wang

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 wang yang lin ((long han) or (long paul)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaoping tuan vu wang yang lin ((long han) OR (long paul)) ;*.