Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tranh cua » doanh cua, manh cua
bang cong » dang cong, bang song, dung cong
hang cong » dang cong, hang nong, thanh cong
danh toan » manh toan, anh toan, dan toan
tien anh » tieng anh, tien manh, dien anh
toan tap » toan 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 (tien anh)) - canh tranh cua ((bang cong) or (hang cong)) danh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (tien anh)) - canh tranh cua ((bang cong) OR (hang cong)) danh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (tien anh)) - canh tranh cua ((bang cong) or (hang cong)) danh toan tap*.