Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
thien anh » thien danh, tien anh, thien thanh
trung tin » trung tinh, trong tin, trang tin
trong tan » trong quan, trong cac, trong ca
tan toan » tan tran, tap toan, van toan
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) or (thien anh)) - thanh trung tin dung trong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (thien anh)) - thanh trung tin dung trong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (thien anh)) - thanh trung tin dung trong tan toan ban*.