Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
xiaoping tuan » xinping guan
long han » long chain, long thanh, jeong han
tuan vu » thanh vu, tuan hua
vu wang » yu wang, vu hoang, von wang
yan lin » yang lin, yuan lin, yan liang
haul » hall, paul, hail

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