Perhaps you should try some spelling variations:
hoc trieu » hoc thieu, hoc tieu, hoc thiet
chinh sua » chinh su, chinh cua, chinh luan
hang cong » dang cong, hang nong, bang cong
hoc dieu » hoc thieu, hoc hien
sua hang » cua hang, sua nang, mua hang
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc trieu) or (hoc dieu)) tinh - hanh chinh sua hang cong dan than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc trieu) OR (hoc dieu)) tinh - hanh chinh sua hang cong dan than man.
• Adding a wildcard symbol may retrieve word variants: ((hoc trieu) or (hoc dieu)) tinh - hanh chinh sua hang cong dan than man*.