Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
toc chieu » toc thieu, doc hieu, hoc thieu
hanh dang » hanh dong, hanh dung, hanh mang
dung cong » dung trong
cong dang » cong dong, cong dan, cong dung
anh dang » anh dong, anh dung, anh bang
dang van » hoang van, hang va
van bac » van ban, van bao, van hac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu xanh - ((hanh dang) or (anh dang)) su dung cong dang van bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu xanh - ((hanh dang) OR (anh dang)) su dung cong dang van bac*.