Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh phan » thanh phan, hanh han, hanh nhan
anh phan » anh nhan, anh han, anh phap
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - ((hanh phan) or (anh phan)) ((cua nhung) OR (va nhung)) cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh phan) OR (anh phan)) ((cua nhung) OR (va nhung)) cong tac toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh phan) or (anh phan)) ((cua nhung) OR (va nhung)) cong tac toan ban".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh phan) or (anh phan)) ((cua nhung) OR (va nhung)) cong tac toan ban*.