Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trong » hanh trang, hinh trong, chinh trong
hoc chieu » hoc thieu, ho chieu, hoc hien
anh trong » anh thuong, dinh trong, lang trong
trong van » trong cac
van toan » van tuan, van tan, van thanh
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: hoc chieu xanh - ((hanh trong) or (anh trong)) su dung trong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh trong) OR (anh trong)) su dung trong van toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((hanh trong) or (anh trong)) su dung trong van toan ban*.