Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
cong dan » cong san, cong tan, huong dan
than tap » toan tap, phan tap, than cap
ban cua » ban quan
han tap » han tai, toan tap, nhan tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh ban cua nhung cong dan ((than tap) OR (han tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh ban cua nhung cong dan ((than tap) OR (han tap))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh ban cua nhung cong dan ((than tap) OR (han tap))*.