Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
van nang » van quang, van ban, van dong
thanh ve » hanh ve, thanh va, thanh vien
cua viet » ca viet, hoa viet, cua vat
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
xuc ban » duc ban, cuc ban, quoc ban
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, voi nang
ve cua » le cua, de cua, te cua

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: tu sach ((y nang) OR (((v nang) OR (van nang)))) xa hoi. hieu va cac xuc ban thanh ve cua viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((y nang) or (((v nang) OR (van nang)))) xa hoi. hieu va cac xuc ban thanh ve cua viet~".
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) or (((v nang) OR (van nang)))) xa hoi. hieu va cac xuc ban thanh ve cua viet*.