Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
tan ching » tan cheng, ban chiang, than china
tong shui » cong shu, gong hui
long tan » hong tan, long han, long thanh
wen yang » wei yang, wen wang, chen yang
yang jae » yang jie, myung jae, yang jui
tong hui » 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: long tan ((tan ching) OR (tuan china)) wen yang jae ((tong hui) OR (tong shui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "long tan ((tan ching) OR (tuan china)) wen yang jae ((tong hui) or (tong shui)) ;~".
• Adding a wildcard symbol may retrieve word variants: long tan ((tan ching) OR (tuan china)) wen yang jae ((tong hui) or (tong shui)) ;*.