Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong tac » cong ty
chai tu » cai tu, chay tu, chi tu
choi tu » hoi tu, cho tu, chon tu

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