Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
thong cong » trong cong, tong cong, thong thong
van thong » van thuong, van phong, va thong
tran van » luan van
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban
dong » dung
trieu » thieu, trien, tieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong trieu tinh - thanh tran van thong cong dan ((((toan cao) or (doanh tai))) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong trieu tinh - thanh tran van thong cong dan ((((toan cao) OR (doanh tai))) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: dong trieu tinh - thanh tran van thong cong dan ((((toan cao) or (doanh tai))) or (toan ban))*.