Perhaps you should try some spelling variations:
ban hanh » ban hang
dang xay » dang van, van xay
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
sach ky » sac ky, sach ty, sach kem
xay hoi » xa hoi, tay hoi, cay phoi
di cua » dai cua, doi cua, de cua
cua cu » cua chu, cua cau, cua su

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 ky) OR (sach y)) dang xay hoi. hieu va cac xuc ((ban hanh) or (gia thanh)) di cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach y)) dang xay hoi. hieu va cac xuc ((ban hanh) OR (gia thanh)) di cua cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach y)) dang xay hoi. hieu va cac xuc ((ban hanh) or (gia thanh)) di cua cu".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach y)) dang xay hoi. hieu va cac xuc ((ban hanh) or (gia thanh)) di cua cu*.