Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » thong cong, hang cong, nhung don
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
anh dung » anh dong, anh huong, sach dung
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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 - anh dung luan ((nhung cong) or (dung cong)) dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - anh dung luan ((nhung cong) OR (dung cong)) dan than cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - anh dung luan ((nhung cong) or (dung cong)) dan than cao*.