Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
quan phan » quang phan, luan phan, qua phan
phan cong » thanh cong
manh toan » thanh toan, anh tuan, tinh toan
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - ((hanh trinh) or (canh tranh)) quan phan cong ((dan toan) or (manh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((hanh trinh) OR (canh tranh)) quan phan cong ((dan toan) OR (manh toan)) ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hanh trinh) or (canh tranh)) quan phan cong ((dan toan) or (manh toan)) ban*.