Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hanh vai » hanh vi, hanh va, hanh tai
hieu van » hieu va, thien van, lieu va
hieu ve » hieu va
sach lo » sach dao, sach doi, sach hoi
lo nang » ho nang, ly nang, loai nang
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
xuc va » tuc va, luc va, xac va
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: thuat sach lo nang x hoi. ((hieu ve) or (hieu van)) cham ((xuc va) OR (duc va)) hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach lo nang x hoi. ((hieu ve) OR (hieu van)) cham ((xuc va) OR (duc va)) hanh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach lo nang x hoi. ((hieu ve) or (hieu van)) cham ((xuc va) OR (duc va)) hanh vai cua tre*".