Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trong » hanh trang, anh trong, hinh trong
hoc chieu » hoc thieu, ho chieu, hoc hien
trong dai » truong dai, trong doi, trong dam
dai dang » da dang, dai nang, hai dang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan ban » van ban
toan cao » toan tap

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 dai dang ((cong dan) or (cong san)) ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trong dai dang ((cong dan) OR (cong san)) ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trong dai dang ((cong dan) or (cong san)) ((toan ban) or (toan cao))*.