Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
bang cong » dang cong, bang song, hang cong
manh toan » thanh toan, anh tuan, tinh toan
tang cua » mang cua, hang cua, tang luan
cua bang » chua bang, cua ban, cua dang
ban hanh » ban hang

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 - hanh tang cua bang cong ((ban hanh) or (((manh toan) or (thanh san)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tang cua bang cong ((ban hanh) OR (((manh toan) OR (thanh san)))) cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang cua bang cong ((ban hanh) or (((manh toan) or (thanh san)))) cau*.