Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » hanh chinh
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
cong san » cong tac
toan ban » van ban
tan ban » tang ban, van ban, can ban

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 xanh - ((hanh trinh) or (canh tranh)) cua thong cong san ((tan ban) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh trinh) OR (canh tranh)) cua thong cong san ((tan ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh trinh) or (canh tranh)) cua thong cong san ((tan ban) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh trinh) or (canh tranh)) cua thong cong san ((tan ban) OR (toan ban))*.