Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban

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