Perhaps you should try some spelling variations:
china wen » chia wen, china won, ching wen
dong tan » hong tan, dong yang, dong sin
dong nan » dong yang, dong sin, dong bin
wen ying » jin ying, en yin, fan ying
ying jin » yang jin, jing ji, yang jie
tong hui » wang hui
gong hui » tong shui, wang hui, gong si

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong tan) or (dong nan)) can china wen ying jin ((tong hui) or (gong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong tan) OR (dong nan)) can china wen ying jin ((tong hui) OR (gong hui)) ;.
• Adding a wildcard symbol may retrieve word variants: ((dong tan) or (dong nan)) can china wen ying jin ((tong hui) or (gong hui)) ;*.