Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, anh tang, hanh mang
hoc hiem » hoc hien, hoc thiet, hoc nhiet
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hiem) or (hoc thieu)) ngan - hanh tang cua dung ((cong dan) or (cong san)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hiem) OR (hoc thieu)) ngan - hanh tang cua dung ((cong dan) OR (cong san)) van ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc hiem) or (hoc thieu)) ngan - hanh tang cua dung ((cong dan) or (cong san)) van ban*.