Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
doc chieu » doc hieu, doi chieu, toc thieu
cua nhung » va nhung
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: doc chieu xanh - ((hanh trung) or (thanh tung)) cua nhung cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu xanh - ((hanh trung) OR (thanh tung)) cua nhung cong tac toan ban*.