Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cuong » dung cong, dung luong, dang cuong
bang than » bang thanh, ban than, bang nhan
sang than » cang thang, dang thanh, sang tao
mai dung » mai hung, mai huong, manh dung

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 (chieu xanh)) - thanh thuong mai dung cuong ((bang than) OR (sang than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - thanh thuong mai dung cuong ((bang than) OR (sang than)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (chieu xanh)) - thanh thuong mai dung cuong ((bang than) OR (sang than)) cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - thanh thuong mai dung cuong ((bang than) OR (sang than)) cao*.