Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
cuu tre » cua tre, cau tren, cau treo
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
lam xuc » cam xuc, lam duoc
sach ky » sac ky, sach y, sach kem
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
xuc va » duc va, tuc va, luc va
va lam » van lam, va lap

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 ky) or (sach ty)) nang xa hoi. hieu va lam xuc va danh vi ((cuu tre) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach ty)) nang xa hoi. hieu va lam xuc va danh vi ((cuu tre) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sach ty)) nang xa hoi. hieu va lam xuc va danh vi ((cuu tre) or (cua viet))*.