Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thanh tung » thanh cong
dung cong » dung trong
ho trieu » mot trieu, 30 trieu, ho chieu
25 trieu » 30 trieu
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan cau » phan dau, phan cac, phan tu

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 - ((hanh trinh) or (thanh tung)) cua dung cong tac phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (25 trieu)) tinh - ((hanh trinh) OR (thanh tung)) cua dung cong tac phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (25 trieu)) tinh - ((hanh trinh) or (thanh tung)) cua dung cong tac phan cau*.