Perhaps you should try some spelling variations:
thanh trung » thanh tung
tieu xanh » chieu xanh, dieu hanh, tien anh
tieu danh » dieu danh, tiep danh, thien danh
van quang » van quan, tran quang, van tuan
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
va hang » van hang, va nang, va lang

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 xanh) OR (tieu danh)) - thanh trung ((va hang) or (van quang)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (tieu danh)) - thanh trung ((va hang) OR (van quang)) cong tac toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) OR (tieu danh)) - thanh trung ((va hang) or (van quang)) cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) OR (tieu danh)) - thanh trung ((va hang) or (van quang)) cong tac toan tap*.