Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
toan thanh » tran thanh, hoan thanh, toan thang
thanh bang » thanh hang, thanh ban, thanh hoang
thien anh » thien danh, tien anh, thien thanh
manh toan » thanh toan, anh tuan, tinh toan
bang cong » dang cong, bang song, hang cong
san toan » dan toan, xuan toan, san doanh
van toan » van tuan, van tan, van thanh

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 toan thanh bang cong ((san toan) OR (van toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - manh toan thanh bang cong ((san toan) OR (van toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - manh toan thanh bang cong ((san toan) OR (van toan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - manh toan thanh bang cong ((san toan) OR (van toan)) cau*.