Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
hong paul » ron paul
paul tuan » paul chan, paul jean, paul tang
china fax » china fall, china fur
yang jun » pang jun, yang jin, yang judy
yang jui » yang judy, yang xi, yang yi
gong hui » tong hui, tong shui, wang hui

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: hong paul tuan china fax ((((yang jun) OR (yang jui))) OR (yang di)) ((cong shu) OR (gong hui)) ;~.
• Adding a wildcard symbol may retrieve word variants: hong paul tuan china fax ((((yang jun) or (yang jui))) or (yang di)) ((cong shu) or (gong hui)) ;*.