Perhaps you should try some spelling variations:
cua viet » hoa viet, cua vat, cua dieu
dinh sai » dinh tai, danh sai, dinh hai
tu sach » thu sach, su sach, tu cach
va dinh » van dinh, va kinh, va tinh
hieu tu » chieu tu, hieu tuc, hien tu
tu cham » toc cham, thi cham
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
te sach » toc sach
ca viet » va viet, co viet, hoa viet
soc va » hoc va, loc va, doc va

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) or (te sach)) ky lang xa hoi. hieu tu cham soc va dinh sai ((cua viet) OR (ca viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky lang xa hoi. hieu tu cham soc va dinh sai ((cua viet) OR (ca viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) ky lang xa hoi. hieu tu cham soc va dinh sai ((cua viet) OR (ca viet))".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky lang xa hoi. hieu tu cham soc va dinh sai ((cua viet) OR (ca viet))*.