Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, ho chieu, hoc hien
chinh cua » chinh ca, chinh sua, hinh cua
cua thong » cua thuong, cua khong, cua tong
co chat » co cham, co hat, so chat

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 chinh cua thong cong ((co chat) OR (cao chat)) van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh chinh cua thong cong ((co chat) OR (cao chat)) van".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh chinh cua thong cong ((co chat) OR (cao chat)) van*.