Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
tran anh » tran manh, tuan anh, tran thanh
dau nuoc » dat nuoc, dau ngoc, cap nuoc
hieu va » lieu va, hieu qua
dau xuc » dau xac, dau xua
van anh » van thanh, tuan anh, van minh
nang xa » nang x, lang xa, nang ma
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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

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