Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
cong lang » cong vang, cong luong, cong quang
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac

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 tung cua thuong ((cong san) or (cong lang)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - thanh tung cua thuong ((cong san) OR (cong lang)) phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - thanh tung cua thuong ((cong san) or (cong lang)) phan tu".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - thanh tung cua thuong ((cong san) or (cong lang)) phan tu*.