Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
what wuhan » what when
long what » log what, doing what, going what
china fax » china fall, china fur
tong shui » tong hui, cong shu, gong hui
yang jin » yang jie, yang jun, ying jin
wang hui » wang hua, wang zhi, wang wei
yang xi » yang di, yang yi, yang jui

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

• If you are trying to use Boolean operators, they must be ALL CAPS: long what wuhan china fax ((yang jin) OR (yang xi)) ((tong shui) OR (wang hui)) ;~.
• Adding a wildcard symbol may retrieve word variants: long what wuhan china fax ((yang jin) or (yang xi)) ((tong shui) or (wang hui)) ;*.