Perhaps you should try some spelling variations:
long thanh » luong thanh, long han, long trinh
thanh hang » thanh mung, thanh van
hang china » han china, change china, ghana china
won yong » wang yong, foo yong
tan yong » tan hong, tan kong, tan yang
kim tong » kim dong, kim jong, kim young
kim song » kim young, kim eung

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

• Performing a fuzzy search may retrieve terms with similar spellings: long thanh hang china ((won yong) OR (tan yong)) ((kim tong) or (kim song)) shui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: long thanh hang china ((won yong) OR (tan yong)) ((kim tong) OR (kim song)) shui ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "long thanh hang china ((won yong) OR (tan yong)) ((kim tong) or (kim song)) shui ;".
• Adding a wildcard symbol may retrieve word variants: long thanh hang china ((won yong) OR (tan yong)) ((kim tong) or (kim song)) shui ;*.