Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
sach ty » sach y, sach thu, xach tay
sach tu » sach thu, cach tu, sach uu
lang xa » lang ha, dang xay, lang van
va tinh » may tinh
tinh ve » trinh ve, tinh ven, dinh ve
cuu tre » cua tre, cau tren, cau treo
va nay » va ngay, va cay
xuc va » duc va, tuc va, luc va

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: su ((sach ty) OR (sach tu)) lang xa hoi. lieu va nay xuc va tinh ve ((cuu tre) OR (cua viet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach ty) OR (sach tu)) lang xa hoi. lieu va nay xuc va tinh ve ((cuu tre) or (cua viet))~".
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) OR (sach tu)) lang xa hoi. lieu va nay xuc va tinh ve ((cuu tre) or (cua viet))*.