Perhaps you should try some spelling variations:
thai cua » than cua, tai cuc, tri cua
te sach » toc sach
dua ban » dia ban, cua ban, qua ban
vai cua » dai cua, hai cua, lai cua
duc ban » duc tan, duc van, duc man
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
ve cao » va cao, ve bao, ve cac

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 y nang xa hoi. hieu ve cao ((duc ban) OR (dua ban)) thanh ((vai cua) OR (thai cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. hieu ve cao ((duc ban) OR (dua ban)) thanh ((vai cua) or (thai cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu ve cao ((duc ban) OR (dua ban)) thanh ((vai cua) or (thai cua)) tre*.