Perhaps you should try some spelling variations:
sach tham » sach nha
cham xuc » cam xuc, chat xuc, pham duc
sach thu » sach thue, sach thieu, cach thuc
anh dai » vanh dai, anh bai, anh dat
ban anh » ban hanh, ban banh, ban danh
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach thu) OR (sach tham)) nang x hoi. hieu va ((cham xuc) or (cham soc)) ban anh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach thu) OR (sach tham)) nang x hoi. hieu va ((cham xuc) OR (cham soc)) ban anh dai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach thu) OR (sach tham)) nang x hoi. hieu va ((cham xuc) or (cham soc)) ban anh dai cua tre".
• Adding a wildcard symbol may retrieve word variants: su ((sach thu) OR (sach tham)) nang x hoi. hieu va ((cham xuc) or (cham soc)) ban anh dai cua tre*.