Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cua » truong cua, trung tuan, trung cap
ho trieu » mot trieu, 30 trieu, ho chieu
25 trieu » 30 trieu
cua bang » chua bang, cua ban, cua dang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

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 (25 trieu)) tinh - thanh trung cua bang ((cong tan) OR (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (25 trieu)) tinh - thanh trung cua bang ((cong tan) OR (cong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) or (25 trieu)) tinh - thanh trung cua bang ((cong tan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (25 trieu)) tinh - thanh trung cua bang ((cong tan) OR (cong san)) toan cau*.