Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
hanh dai » hanh tai, hanh dao, vanh dai
su triet » su viet, su tien, ve triet
te sach » toc sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
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 ly nang ma hoi. hieu ve cham tuc va hanh dai ((cua tre) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ly nang ma hoi. hieu ve cham tuc va hanh dai ((cua tre) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: te sach ly nang ma hoi. hieu ve cham tuc va hanh dai ((cua tre) or (su triet))*.