Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
hoc chieu » hoc thieu, ho chieu, hoc hien
can dung » chan dung, dan dung, can xung
van dung » van dong, xay dung, tin dung
tan toan » tan tran, tap toan, van toan
van tan » van tuan, van ban, van tai

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 - thanh tung ((can dung) or (van dung)) trong ((tan toan) or (van tan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh tung ((can dung) OR (van dung)) trong ((tan toan) OR (van tan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh tung ((can dung) or (van dung)) trong ((tan toan) or (van tan)) cau*.