Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong tan, huong dan, cong tac
cong san » cong tac
can ban » van ban, toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh trung tuan thong ((((cong dan) OR (cong dong))) OR (cong san)) can ban~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung tuan thong ((((cong dan) or (cong dong))) or (cong san)) can ban*.