Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
thi chieu » thi chien, thi hieu, thi hien
cua nhung » va nhung
tung cua » trung cua, tuong cua, dung cua
dan than » dan chan, ban than, van than
ban hanh » ban hang

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 (thi chieu)) sach - thanh tung cua nhung cong ((dan than) or (ban hanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (thi chieu)) sach - thanh tung cua nhung cong ((dan than) OR (ban hanh)) cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (thi chieu)) sach - thanh tung cua nhung cong ((dan than) or (ban hanh)) cau*.