Perhaps you should try some spelling variations:
cham thuc » nham thuc, pham thuc, tham thuc
qua cham » qua hai, qua cac, va cham
van hanh » van thanh, ban hanh, van ban
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
ha hoi » hoa hoi, ha noi, xa hoi
su cao » cu cao, vu cao, su co
vi cua » vai cua, di cua
su can » su van, tu can, su han

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: ((su can) OR (su cao)) ky lang ha hoi. hieu qua cham thuc ((van hanh) OR (van anh)) vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su can) or (su cao)) ky lang ha hoi. hieu qua cham thuc ((van hanh) OR (van anh)) vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((su can) or (su cao)) ky lang ha hoi. hieu qua cham thuc ((van hanh) OR (van anh)) vi cua tre*.