Perhaps you should try some spelling variations:
thanh tung » thanh cong
cong thanh » dong thanh, cong trinh, cong tan
mot trieu » mot chieu, mot tri, mon triet
cua thong » cua thuong, cua khong, cua tong
ho trieu » 25 trieu, 30 trieu, ho chieu
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho trieu) OR (mot trieu)) tinh - thanh tung cua thong ((cong san) or (cong thanh)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (mot trieu)) tinh - thanh tung cua thong ((cong san) OR (cong thanh)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (mot trieu)) tinh - thanh tung cua thong ((cong san) or (cong thanh)) than cau".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (mot trieu)) tinh - thanh tung cua thong ((cong san) or (cong thanh)) than cau*.