Perhaps you should try some spelling variations:
nhung luong » hung luong, nhung huong, nhung tuong
theo chieu » theo tieu, theo chu, thi chieu
hanh trinh » canh tranh, hanh chinh
luat nhung » luat chung, luat thuong, thuat nhung
manh toan » thanh toan, anh tuan
ho chieu » hoc thieu, doi chieu, mot chieu

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

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