Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong tac » cong ty
hang cac » hang ca, hang cau, hanh cac
bang cac » nang cao, hang ca, dung cac
phan dau » phan tu, hang dau

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 - canh tranh cua thong cong tac ((((hang cac) OR (bang cac))) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - canh tranh cua thong cong tac ((((hang cac) OR (bang cac))) OR (phan dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - canh tranh cua thong cong tac ((((hang cac) OR (bang cac))) or (phan dau))*".