Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh toan » thanh hoa, thanh san, tinh toan
dung dong » dung cong, vung dong, dung trong
toan van » tran van, toan ban, tan van
van dung » van dong, xay dung, tin dung
anh tang » anh bang, anh dang, anh nang
anh tan » anh tuan, anh toan, anh ta

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - thanh toan van dung dong ((anh tan) OR (anh tang)) tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sang)) - thanh toan van dung dong ((anh tan) OR (anh tang)) tai~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - thanh toan van dung dong ((anh tan) OR (anh tang)) tai*.