Perhaps you should try some spelling variations:
thanh tang » thanh thang, thanh trang, thanh tung
thi thong » thi thuong, thi hong, thi khong
25 trieu » 30 trieu
tang thi » dang thi, tang tai, hoang thi
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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: 25 trieu tinh - thanh tang thi thong ((cong tan) OR (cong tac)) ((phan tu) OR (toan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "25 trieu tinh - thanh tang thi thong ((cong tan) OR (cong tac)) ((phan tu) or (toan cau))~".
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - thanh tang thi thong ((cong tan) OR (cong tac)) ((phan tu) or (toan cau))*.