Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
dinh dat » dinh ket, dinh van, dinh lam
te sach » toc sach
sach ky » sac ky, sach y, sach ty
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
va dinh » van dinh, va kinh, va tinh
dat cuu » dat cau, dat cua
cuu tre » cua tre, cau tren, cau treo
ma hoi » mai hoi, ma hoa, me hoi
tuc va » thuc va, truc va, tuc xa

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) or (xa hoi)). hieu vu cham tuc va dinh dat cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((ma hoi) OR (xa hoi)). hieu vu cham tuc va dinh dat cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((ma hoi) or (xa hoi)). hieu vu cham tuc va dinh dat cuu tre*.