Perhaps you should try some spelling variations:
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
manh toan » thanh toan, anh tuan, tinh toan
canh ban » can ban, canh dan, canh van
ban quan » van quan
dan than » dan chan, ban than, van than

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 - canh ban quan nhung cong ((manh toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - canh ban quan nhung cong ((manh toan) OR (dan than)) cau*.