Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, cong tan
thanh than » thanh thanh, thanh thang, thanh toan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
hanh han » hanh nhan, hanh phan, hanh san
anh phan » hanh phan, anh nhan, anh han
cua dung » cua dang, cua dong, qua dung
than cap » khan cap, thanh lap, thanh cac

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 - ((hanh han) or (anh phan)) cua dung cong thanh than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh han) OR (anh phan)) cua dung cong thanh than cap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh han) or (anh phan)) cua dung cong thanh than cap*.