Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » thong cong, hang cong, nhung don
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
anh dong » anh huong, anh son
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - ((hanh dung) or (anh dong)) cua ((nhung cong) or (dung cong)) dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh dung) OR (anh dong)) cua ((nhung cong) OR (dung cong)) dan toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh dung) or (anh dong)) cua ((nhung cong) or (dung cong)) dan toan tap*.