Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
khong cong » thong cong, khong cang, chong cong
mot trieu » mot chieu, mot tri, mon triet
cua khong » hua khong, cua phuong, cua thuong
ho trieu » 25 trieu, 30 trieu, ho chieu
cong tan » cong tac, cong san, cong thanh
tan hanh » tan thanh, tang hanh, toan hanh
hanh cac » hang cac, hanh cat, nhanh cay

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 - ((hanh trinh) or (canh tranh)) cua khong cong tan hanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (mot trieu)) tinh - ((hanh trinh) OR (canh tranh)) cua khong cong tan hanh cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (mot trieu)) tinh - ((hanh trinh) or (canh tranh)) cua khong cong tan hanh cac".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (mot trieu)) tinh - ((hanh trinh) or (canh tranh)) cua khong cong tan hanh cac*.