Perhaps you should try some spelling variations:
tieu danh » dieu danh, tiep danh, thien danh
chua dong » cua dong, ha dong, huy dong
hanh ban » thanh ban, hang ban, hanh san
cua dang » cua cong, cua ban
cong tac » cong ty
tac hang » tac vang, bac thang, tac chong
hang cau » hang dau, hang ca, nhung 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 ((cua dang) or (chua dong)) cong tac hang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu danh - hanh ban ((cua dang) OR (chua dong)) cong tac hang cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh ban ((cua dang) or (chua dong)) cong tac hang cau*.