Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dang » hanh dong, anh dang, hanh dung
dung cong » dung trong
dang vat » dang van, dong vat, dang nhat
vat dung » van dung, va dung, viet dung
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan 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 dang vat dung cong san ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - hanh dang vat dung cong san ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh dang vat dung cong san ((toan cau) OR (toan tap))*.