Perhaps you should try some spelling variations:
tieu danh » dieu danh, tiep danh, thien danh
dong cong » duong cong, dung cong, dang cong
hanh ban » thanh ban, hang ban, hanh san
cua dong » chua dong, cua cong, cua dang
tac vang » cac van, tac dong
tac dung » sach dung, xay dung, tin dung
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu danh - hanh ban cua dong cong ((tac vang) OR (tac dung)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu danh - hanh ban cua dong cong ((tac vang) OR (tac dung)) cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh ban cua dong cong ((tac vang) OR (tac dung)) cau*.