Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, tien anh
bang cong » dang cong, bang song, hang cong
manh toan » thanh toan, anh tuan, tinh toan
hanh han » hanh nhan, hanh phan, hanh san
cua bang » chua bang, cua ban, cua dang
dan than » dan chan, ban than, van than
han cua » hang cua, nhan cua, than cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu xanh) OR (dieu hanh)) - hanh han cua bang cong ((manh toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu hanh)) - hanh han cua bang cong ((manh toan) OR (dan than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) OR (dieu hanh)) - hanh han cua bang cong ((manh toan) or (dan than)) cau".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) OR (dieu hanh)) - hanh han cua bang cong ((manh toan) or (dan than)) cau*.