Perhaps you should try some spelling variations:
ban hanh » ban hang
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
lam xuc » cam xuc, lam duoc
xuc ban » duc ban, cuc ban, quoc ban
va chua » vua chua, ca chua, va chu
ma hoi » mai hoi, xa hoi, ma hoa
va lam » van lam, va lap
va cua » via cua, ca cua, ma cua

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang ma hoi. lieu va lam xuc ban hanh ((va cua) OR (va chua)) triet~".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang ma hoi. lieu va lam xuc ban hanh ((va cua) OR (va chua)) triet*.