Perhaps you should try some spelling variations:
thanh trung » thanh tung
cua phuong » cuu phuong, cuc phuong, luan phuong
trung cua » truong cua, trung tuan, trung cap
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
so lieu » so dieu

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

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