Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, dung cua
cong tan » cong tac, cong san, cong thanh
chan cau » phan cau, chinh cau, nhanh cau
can cau » van cau, ban cau, ca cau

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 - thanh tung cua nhung cong tan ((((chan cau) or (can cau))) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tung cua nhung cong tan ((((chan cau) OR (can cau))) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung cua nhung cong tan ((((chan cau) or (can cau))) or (phan tu))*.