Perhaps you should try some spelling variations:
theo chieu » ho chieu, theo chu, thi chieu
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ban than » ban thanh, van thanh, ban hang
van phan » van phong, van thanh, luan 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 (theo tieu)) sang - hanh tranh cua nhung cong ((ban than) or (van phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo tieu)) sang - hanh tranh cua nhung cong ((ban than) OR (van phan)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sang - hanh tranh cua nhung cong ((ban than) or (van phan)) tu".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sang - hanh tranh cua nhung cong ((ban than) or (van phan)) tu*.