Perhaps you should try some spelling variations:
thuc va » thuc vat, thuc dan, thuc day
sach ky » sac ky, sach y, sach kem
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van
sach ty » sach y, sach tu, sach thu
va nay » va ngay, va cay
va dan » ca dan, va dao, va dau
dan va » doan va, dan ca, ban va
va cuu » va cau, va chu, va huu
va nam » van nam, ha nam

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: toc ((sach ky) OR (sach ty)) lang xa hoi. hieu ((va nam) OR (va nay)) thuc va dan va cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sach ky) OR (sach ty)) lang xa hoi. hieu ((va nam) or (va nay)) thuc va dan va cuu tre~".
• Adding a wildcard symbol may retrieve word variants: toc ((sach ky) OR (sach ty)) lang xa hoi. hieu ((va nam) or (va nay)) thuc va dan va cuu tre*.