Perhaps you should try some spelling variations:
duong phuong » dung phuong, duong phong, dong phuong
theo chieu » theo tieu, ho chieu, theo chu
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua duong » cua dong, cua huong, qua duong
dinh toan » tinh toan, minh toan, dinh than
hinh toan » tinh toan, thanh toan, trinh 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 chieu) or (doi chieu)) xanh - canh tranh cua duong phuong ((dinh toan) OR (hinh toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chieu)) xanh - canh tranh cua duong phuong ((dinh toan) OR (hinh toan)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (doi chieu)) xanh - canh tranh cua duong phuong ((dinh toan) OR (hinh toan)) tap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chieu)) xanh - canh tranh cua duong phuong ((dinh toan) OR (hinh toan)) tap*.