Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
mot chieu » doi chieu, ho chieu
dung song » dung cong, dung dong, vung song
canh ban » can ban, canh dan, doanh ban
canh van » anh van, can van, cach van
cua dung » cua dang, cua dong, qua dung
song van » hoang van, trong van, duong van
ban cau » bang cau, ban can, van cau

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: ((theo chieu) OR (mot chieu)) sach - ((canh ban) OR (canh van)) cua dung song van ban cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (mot chieu)) sach - ((canh ban) OR (canh van)) cua dung song van ban cau~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (mot chieu)) sach - ((canh ban) OR (canh van)) cua dung song van ban cau*.