Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hoc thieu » hoc hien
dang cong » dung cong
thanh tra » thanh toan, thanh hoa
cong ca » cong cua, cong cau, cong cac
ca dang » cao dang, cua dang, cac dang
tra cao » tra bao, tra cau, tra cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) tinh - thanh cong ca dang cong thanh tra cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) tinh - thanh cong ca dang cong thanh tra cao*.