Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trung » thanh trung, hanh trang, manh trung
theo lieu » theo chieu, theo yeu, thi lieu
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
danh toan » manh toan, anh toan, dang toan
dan toan » van toan, dan than, manh toan

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

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