Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong ban » cong bang, cong san, cong tan
hang tap » han tap, hang tmcp, nhung tap
hang tai » hang va, dung tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((30 trieu) or (25 trieu)) tinh - thanh trung cua nhung cong ban ((hang tap) OR (hang tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((30 trieu) OR (25 trieu)) tinh - thanh trung cua nhung cong ban ((hang tap) OR (hang tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((30 trieu) or (25 trieu)) tinh - thanh trung cua nhung cong ban ((hang tap) OR (hang tai))".
• Adding a wildcard symbol may retrieve word variants: ((30 trieu) or (25 trieu)) tinh - thanh trung cua nhung cong ban ((hang tap) OR (hang tai))*.