Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong dinh, phuong hanh
theo chieu » theo tieu, theo chu, thi chieu
hanh tranh » canh tranh, hanh trinh, hanh trang
danh toan » manh toan, anh toan, dan toan
ho chieu » hoc thieu, doi chieu, mot chieu
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
toan cau » toan cao, toan ban, toan tap

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 (ho chieu)) sach - hanh tranh ((cua dung) OR (cua dang)) phuong danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sach - hanh tranh ((cua dung) OR (cua dang)) phuong danh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (ho chieu)) sach - hanh tranh ((cua dung) OR (cua dang)) phuong danh toan cau".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) sach - hanh tranh ((cua dung) OR (cua dang)) phuong danh toan cau*.