Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
china als » china aus, china aids, china a
yang jui » yang judy, yang di
tong hui » wang hui
yang yi » yang di
yang xi » yang di
gong si » dong sin
haul » hall, paul, hail

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 haul wuhan china als ((((yang yi) OR (yang xi))) OR (yang jui)) ((tong hui) OR (gong si)) ;~.
• Adding a wildcard symbol may retrieve word variants: long haul wuhan china als ((((yang yi) or (yang xi))) or (yang jui)) ((tong hui) or (gong si)) ;*.