Perhaps you should try some spelling variations:
xanh cay » xanh ca, nhanh cay, xanh lam
cua viet » ca viet, hoa viet, cua vat
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
cac cac » cac cach, ca cac, cac bac
cac san » cac dan, cac van, cac ban
san anh » van anh, lan anh, sat anh
anh tai » hanh tai, anh thai, vanh tai
tai cua » thai cua, tai cuc, tri cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty ((xanh cay) OR (xanh a)) cho. hieu va cac cac san anh tai cua viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty ((xanh cay) OR (xanh a)) cho. hieu va cac cac san anh tai cua viet".
• Adding a wildcard symbol may retrieve word variants: so sach ty ((xanh cay) OR (xanh a)) cho. hieu va cac cac san anh tai cua viet*.