Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, va cham
dinh dat » dinh ket, dinh van, dinh lam
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
sach ky » sac ky, sach y, sach ty
cua tu » cua tuc, cua su, cua cu
tuc va » thuc va, truc va, tuc xa
xuc va » duc va, luc va, xac va
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang ma hoi. hieu qua cham ((xuc va) OR (tuc va)) dinh dat ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. hieu qua cham ((xuc va) OR (tuc va)) dinh dat ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. hieu qua cham ((xuc va) OR (tuc va)) dinh dat ((cua te) or (cua tu))".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. hieu qua cham ((xuc va) OR (tuc va)) dinh dat ((cua te) or (cua tu))*.