Perhaps you should try some spelling variations:
dinh dai » sinh dai, dinh dao, dinh tai
dinh dat » dinh ket, dinh van, dinh lam
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
ve am » va am

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. hieu ve am thuc va ((dinh dai) OR (dinh dat)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. hieu ve am thuc va ((dinh dai) OR (dinh dat)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu ve am thuc va ((dinh dai) OR (dinh dat)) cua tre*.