Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
mang cua » manh cua, dung cua, ban cua
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
toan cao » toan tap

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 tinh - hanh mang cua nhung ((cong dan) OR (cong tan)) ((toan ban) OR (toan cao))~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - hanh mang cua nhung ((cong dan) or (cong tan)) ((toan ban) or (toan cao))*.