Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thang long » thanh cong
trinh cua » tinh cua, trinh luat, trinh quan
ho chieu » hoc thieu, doi chieu, mot chieu
long san » long span, luong san, cong san
san toan » van toan, dan toan, manh toan
toan ban » van ban

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