Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
manh tung » manh hung, thanh tung
thong tan » thong than, thong tran, thong tin
va thong » va thuong, va phuong, he thong
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 ((thieu xanh) or (thien anh)) - ((manh tung) or (thanh cong)) va thong thong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - ((manh tung) OR (thanh cong)) va thong thong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - ((manh tung) or (thanh cong)) va thong thong tan toan ban*.