Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhanh lang » nhanh quang, nhanh thang, nhan dang
hanh trang » thanh trung, canh tranh, hanh trinh
ho chieu » theo chieu, hoc thieu, doi chieu
cua bang » chua bang, cua ban, cua dang
cong tac » cong ty
toan tap » 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: ho chieu sach - ((nhanh lang) OR (hanh trang)) cua bang ((cong san) OR (cong tac)) toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((nhanh lang) or (hanh trang)) cua bang ((cong san) OR (cong tac)) toan tap~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((nhanh lang) or (hanh trang)) cua bang ((cong san) OR (cong tac)) toan tap*.