Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thanh hung » thanh huong, thanh tung, thanh trung
mot chieu » doi chieu, ho chieu
tong cong » cong cong, dung cong, dang cong
hung cua » huong cua, chung cua, khung cua
dan toan » van toan, dan than, manh toan
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: ((mot chieu) or (theo chieu)) sach - thanh hung cua ((tong cong) or (trong cong)) dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) sach - thanh hung cua ((tong cong) OR (trong cong)) dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) sach - thanh hung cua ((tong cong) or (trong cong)) dan toan cao*.