Perhaps you should try some spelling variations:
thanh toan » thanh san, tinh toan
nhung cong » dung cong, thong cong, hang cong
thanh hoa » thanh pho
van nhung » van nhuong, va nhung, van hung
cong sach » ong sach, song sach, duong sach
sach tham » sach nha
tham cao » thai cao, tham khao, thuat cao

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: ((25 trieu) OR (30 trieu)) tinh - ((thanh toan) OR (thanh hoa)) van nhung cong sach tham cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((25 trieu) or (30 trieu)) tinh - ((thanh toan) OR (thanh hoa)) van nhung cong sach tham cao~".
• Adding a wildcard symbol may retrieve word variants: ((25 trieu) or (30 trieu)) tinh - ((thanh toan) OR (thanh hoa)) van nhung cong sach tham cao*.