Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
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 - nhanh tinh cua nhung ((cong dan) or (cong san)) ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - nhanh tinh cua nhung ((cong dan) OR (cong san)) ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - nhanh tinh cua nhung ((cong dan) or (cong san)) ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - nhanh tinh cua nhung ((cong dan) or (cong san)) ((toan cau) OR (toan ban))*.