Perhaps you should try some spelling variations:
luong cong » dung cong, trong cong, cong cong
thanh hoa » thanh pho
van luong » van duong, van cuong, nang luong
doc hieu » hoc thieu, hoc hien
cong tac » cong ty
tac danh » sach danh, cac doanh, cac dan
danh cap » danh ca, danh cau, hanh cap
hoa van » hoa dan, hoang van, hoa phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) manh - thanh hoa van luong cong tac danh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) manh - thanh hoa van luong cong tac danh cap*.