Perhaps you should try some spelling variations:
dang xay » dang van, van xay
cho cuoc » cho duoc, cho cac, cho hoc
cuoc ban » quoc ban, buoc ban, coc ban
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
ban anh » ban hanh, ban banh, ban danh
cua tre » cua te, cuu tre, cua triet
va cho » van cho, va co, va che
anh va » hanh va
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((dang xay) or (nang cao)) hoi. hieu va cho cuoc ban anh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((dang xay) OR (nang cao)) hoi. hieu va cho cuoc ban anh va cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((dang xay) or (nang cao)) hoi. hieu va cho cuoc ban anh va cua tre*.