Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
hanh ban » thanh ban, hang ban, hanh san
ban quan » van quan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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) or (dieu hanh)) - hanh ban quan dung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (dieu hanh)) - hanh ban quan dung cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (dieu hanh)) - hanh ban quan dung cong dan toan cao*.