Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, mot chieu
dung dat » dung va, dung tai
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 dat) OR (huong dan)) dang cong tan phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((dung dat) OR (huong dan)) dang cong tan phan lap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((dung dat) OR (huong dan)) dang cong tan phan lap*.