Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
thanh chau » thanh cha, thanh cham, thanh chu
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
dong tac » dong tai, dong bac, dong tam
cong tac » cong ty

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 cong ((dong tac) OR (cong tac)) thanh chau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung cua cong ((dong tac) OR (cong tac)) thanh chau".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung cua cong ((dong tac) OR (cong tac)) thanh chau*.