Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
doanh chau » doanh chu, doanh nhan, doanh thu
hanh mang » nhanh mang, hanh trang, nhanh lang
dung cong » dung trong
mang vat » dang vat, bang vat, cang vat
vat dung » van dung, va dung, viet dung
cong tap » cuong tap, cong tac, cong tan
doan cau » doan dau, doan cap, doanh cao
toan cau » toan cao, toan ban, toan tap

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 mang vat dung cong tap ((((doan cau) or (doanh chau))) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh mang vat dung cong tap ((((doan cau) OR (doanh chau))) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh mang vat dung cong tap ((((doan cau) or (doanh chau))) or (toan cau))*.