Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
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 nam » van nam, va nay
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 lang xa hoi. lieu ((va nam) OR (ha nam)) 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 lang xa hoi. lieu ((va nam) OR (ha nam)) xuc va tinh ve ((cuu tre) or (cua viet))~".
• Adding a wildcard symbol may retrieve word variants: su sach ty lang xa hoi. lieu ((va nam) OR (ha nam)) xuc va tinh ve ((cuu tre) or (cua viet))*.