Perhaps you should try some spelling variations:
sach tham » sach nha
danh lai » danh sai, gianh lai, dinh lam
cam duc » cao duc, pham duc, nam duoc
lai cua » dai cua, hai cua, lai chau
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
sach tu » sach thu, cach tu, sach ty
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma

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 tu) or (sach tham)) nang xa hoi. hieu ve ((cam duc) or (cam xuc)) va danh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tu) OR (sach tham)) nang xa hoi. hieu ve ((cam duc) OR (cam xuc)) va danh lai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach tu) or (sach tham)) nang xa hoi. hieu ve ((cam duc) or (cam xuc)) va danh lai cua tre*.