Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, danh trung
manh trung » thanh trung, manh hung, sinh trung
thanh chau » thanh cha, thanh cham, thanh chu
hoc chieu » hoc thieu, ho chieu, hoc hien
manh tung » manh hung, thanh tung
tac thanh » bac thanh, cac thanh, tcc thanh
dong tac » cong tac, dong tai, dong bac

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) or (((manh trung) OR (manh tung)))) cua cong dong tac thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - ((hanh trung) OR (((manh trung) OR (manh tung)))) cua cong dong tac thanh chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - ((hanh trung) or (((manh trung) OR (manh tung)))) cua cong dong tac thanh chau".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - ((hanh trung) or (((manh trung) OR (manh tung)))) cua cong dong tac thanh chau*.