Perhaps you should try some spelling variations:
te sach » toc sach
thuc va » thuc vat, thuc dan, thuc day
tap cua » tap quan, tiep cua
lap cua » lai cua, lam cua, ap cua
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
xac va » tac va, ac va, bac va
ma hoi » mai hoi, xa hoi, ma hoa

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 ky nang ma hoi. hieu ve cham ((xac va) OR (thuc va)) thanh ((lap cua) OR (tap cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. hieu ve cham ((xac va) or (thuc va)) thanh ((lap cua) OR (tap cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. hieu ve cham ((xac va) or (thuc va)) thanh ((lap cua) OR (tap cua)) tre*.