Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
canh manh » lanh manh, canh tranh, cach mang
cong cong » cong dong, trong cong, dung cong
ban thanh » ban hanh, ban hang
ho chieu » hoc thieu, doi chieu, mot chieu
manh cua » doanh cua, ban cua
dan phan » doan phan, dan chan, van phan

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