Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
gain zhong » gao zhong
zhong xiao » zhang xiao, zhang xiabo, dong xiao
xiao zhang » xiabo zhang, hao zhang, jia zhang
tan chia » tuan china, can china, dan china
zhang ya » zhang yan, zhang y, zhang yi
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: (hong or long) tan ((tuan vu) or (((tan chia) OR (than china)))) gain zhong xiao zhang ya ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (hong OR long) tan ((tuan vu) OR (((tan chia) OR (than china)))) gain zhong xiao zhang ya ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(hong or long) tan ((tuan vu) or (((tan chia) OR (than china)))) gain zhong xiao zhang ya ;*".