Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, mot chieu
dung dan » dung dat, dung san, tung dan
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan lap » phan dau

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