Perhaps you should try some spelling variations:
tieu danh » dieu danh, tiep danh, thien danh
hanh ban » thanh ban, hang ban, hanh han
hanh san » thanh san, khach san, thanh son
cua dang » cua cong, cua ban
cua dong » chua dong, cua cong, cua nong
cong tac » cong ty
tac vang » cac van, tac dung, tac dong
vang cau » hang cau, van cau, bang cau

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) or (hanh san)) ((cua dang) or (cua dong)) cong tac vang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu danh - ((hanh ban) OR (hanh san)) ((cua dang) OR (cua dong)) cong tac vang cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - ((hanh ban) or (hanh san)) ((cua dang) or (cua dong)) cong tac vang cau*.