Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
canh trinh » canh tranh, hanh trinh, canh tinh
hanh cong » thanh cong, hang cong, hanh dong
cong tuan » cong tan, cong luan, cong thanh
tuan phan » luan phan, toan phan, tuan pham
trinh va » trinh van, trinh vat, trinh ve
va hanh » van hanh, va thanh, ban hanh

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 trinh va hanh cong tuan phan tu~.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh trinh va hanh cong tuan phan tu*.