Perhaps you should try some spelling variations:
xiaodong tuan » xiaodong huang, xiaodong yu, xiaodong yu's
wan xiaodong » wang xiaodong, wang xianodong, han xiaorong
tuan china » wuhan china, can china, taiwan china
china due » china does, china des, china den
sang minh » kang minah, anh minh, song min
yang jie » yang jin, yang di, yang jui

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wan xiaodong tuan china due ((yang jie) or (sang minh)) dang (hai OR hadi) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan xiaodong tuan china due ((yang jie) OR (sang minh)) dang (hai OR hadi) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan xiaodong tuan china due ((yang jie) or (sang minh)) dang (hai OR hadi) ;*".