Perhaps you should try some spelling variations:
luong thanh » truong thanh
long thanh » long han, long trinh, truong thanh
tuan china » wuhan china, can china, taiwan china
china wen » chia wen, china won, ching wen
yang jie » yang di, yang jui, yang xi
yang jin » yang jun, ying jin, shang jin
shin » skin, sein, thin

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 thanh) OR (luong thanh)) tuan china wen ((yang jie) OR (yang jin)) song shin ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((long thanh) OR (luong thanh)) tuan china wen ((yang jie) or (yang jin)) song shin ;~".
• Adding a wildcard symbol may retrieve word variants: ((long thanh) OR (luong thanh)) tuan china wen ((yang jie) or (yang jin)) song shin ;*.