Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh cua » doanh cua, manh cua
bang cong » dang cong, bang song, hang cong
van thang » van thanh, van khang, van hang
cua bang » chua bang, cua ban, cua dang
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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 - canh tranh cua bang cong ((dan toan) or (((dan than) or (van thang)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - canh tranh cua bang cong ((dan toan) OR (((dan than) OR (van thang)))) cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - canh tranh cua bang cong ((dan toan) or (((dan than) or (van thang)))) cau*.