Perhaps you should try some spelling variations:
cham thuc » nham thuc, pham thuc, tham thuc
cua triet » cua viet, su triet, va triet
hanh doi » thanh doi, hanh noi, hang doi
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
va cham » va chat, va tham
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, ban hanh
doi cua » dai cua, hoi cua
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 ty nang ma hoi. hieu va cham thuc va hanh doi cua triet~.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ma hoi. hieu va cham thuc va hanh doi cua triet*.