Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dang xay » dang van, van xay
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
lang ha » long ha
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
ve cac » va cac, vien cac
vi cua » vai cua, di cua
du va » dau va, tu va, su va

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: so sanh ky ((dang xay) OR (lang ha)) hoi. hieu ve cac du va hanh vi cua triet~.
• Adding a wildcard symbol may retrieve word variants: so sanh ky ((dang xay) or (lang ha)) hoi. hieu ve cac du va hanh vi cua triet*.