Perhaps you should try some spelling variations:
thanh lam » thanh lap, hanh lam, thanh nam
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
va triet » va thiet, va trien, ve triet
ty nang » ty hang, ly nang, ty nong
cac dat » cac dan, cai dat, cac dai
lam va » nam va, dam va, lam ha

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: thu sach ((((ty nang) OR (ky nang))) OR (ty xang)) xa hoi. lieu va cac dat va thanh lam va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((((ty nang) OR (ky nang))) or (ty xang)) xa hoi. lieu va cac dat va thanh lam va triet~".
• Adding a wildcard symbol may retrieve word variants: thu sach ((((ty nang) OR (ky nang))) or (ty xang)) xa hoi. lieu va cac dat va thanh lam va triet*.