Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
danh lai » danh sai, gianh lai, dinh lam
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
ve pham » vi pham, ve phan, le pham
ve phat » va phat, te phat, de phat
va danh » va dinh, va dan, va hanh
lai cua » dai cua, hai cua, lai chau
cua tre » cua te, cuu tre, cua triet
v pham » vi pham, d pham

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky nang xa hoi. hieu ((((ve pham) or (ve phat))) or (v pham)) duc va danh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky nang xa hoi. hieu ((((ve pham) OR (ve phat))) OR (v pham)) duc va danh lai cua tre.
• Adding a wildcard symbol may retrieve word variants: toc sach ky nang xa hoi. hieu ((((ve pham) or (ve phat))) or (v pham)) duc va danh lai cua tre*.