Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh dang » hanh dong, hanh dung, hanh mang
dung cong » dung trong
anh dang » anh dong, anh dung, anh bang
van dung » van dong, xay dung, tin dung
cong tac » cong ty
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 sach - ((hanh dang) or (anh dang)) van dung cong tac ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((hanh dang) OR (anh dang)) van dung cong tac ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((hanh dang) or (anh dang)) van dung cong tac ((toan cau) or (toan tap))*.