Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
va dinh » van dinh, va kinh, va tinh
cao xuc » cam xuc, cao duc, cao suc
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
xuc va » duc va, tuc va, luc va
vi cua » di cua
va cao » va cac, va co, va dao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuat sach)) ky tang xa hoi. lieu va cao xuc va dinh ((vi cua) OR (vai cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (thuat sach)) ky tang xa hoi. lieu va cao xuc va dinh ((vi cua) OR (vai cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuat sach)) ky tang xa hoi. lieu va cao xuc va dinh ((vi cua) OR (vai cua)) tre*.