Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong san » cong tac
bang cau » hang cau, nang cao, hang ca
bang cac » nang cao, hang ca, dung cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh trung cua nhung cong san ((bang cau) OR (bang cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung cua nhung cong san ((bang cau) OR (bang cac))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung cua nhung cong san ((bang cau) OR (bang cac))*.