Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
dang cong » dung cong
lang van » dang van, tang van, hoang van
van dang » van dong, van dung, van nang
cong san » cong tac
san toan » van toan, dan toan, manh 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 ((dieu hanh) or (chieu xanh)) - nhanh lang van dang cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (chieu xanh)) - nhanh lang van dang cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (chieu xanh)) - nhanh lang van dang cong san toan ban*.