Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doanh cua » doanh luan
dung cong » dung trong
cong tinh » cong trinh, cong vinh, cong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - (kinh or dinh) doanh cua dung cong tinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - (kinh OR dinh) doanh cua dung cong tinh toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - (kinh or dinh) doanh cua dung cong tinh toan tap*.