Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
bang than » bang thanh, ban than, sang than
ban hang » ngan 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 sach - hanh trinh cua nhung cong ((bang than) or (ban hang)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh trinh cua nhung cong ((bang than) OR (ban hang)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh trinh cua nhung cong ((bang than) or (ban hang)) cau*.