Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh loi » thanh hoa, thanh hai, thanh lap
ban thanh » ban hanh, ban hang
cham thuc » nham thuc, pham thuc, tham thuc
thuc ban » thuoc ban, thuc dan, thu ban
hieu ve » hieu va, hieu van
loi cua » loai cua, hoi cua, doi cua
mang xa » lang xa, mang may, dang xay
sang ma » tang ma, nang ma, sang tao
ve cham » va cham, ve chat, vu cham
te sac » te sach, te cac
te san » te ban, ke san, tu san

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: ((te sac) OR (te san)) ky ((mang xa) OR (sang ma)) hoi. hieu ve cham thuc ban thanh loi cua triet~.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (te san)) ky ((mang xa) or (sang ma)) hoi. hieu ve cham thuc ban thanh loi cua triet*.