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