Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
va thanh » gia thanh, ban thanh, va tinh
cham xuc » cam xuc, chat xuc, cham soc
cau treo » cau theo, cau tren, cau triet
hieu va » lieu va, hieu qua
va cham » va chat, va tham
sach ky » sac ky, sach y, sach ty
va hanh » van hanh, va danh, ban hanh
lai cau » lai chau, lai cam, loi cau
o hoi » co hoi, o hoc, o hai
x hoi » xa hoi, x ho, 5 hoi

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 ky nang ((x hoi) or (o hoi)). hieu va cham xuc ((va hanh) OR (va thanh)) lai cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky nang ((x hoi) OR (o hoi)). hieu va cham xuc ((va hanh) OR (va thanh)) lai cau treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ky nang ((x hoi) or (o hoi)). hieu va cham xuc ((va hanh) OR (va thanh)) lai cau treo".
• Adding a wildcard symbol may retrieve word variants: thuat sach ky nang ((x hoi) or (o hoi)). hieu va cham xuc ((va hanh) OR (va thanh)) lai cau treo*.