Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
so sanh » do sanh
ky lang » ky dang, ky tang, tay lang
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
va hanh » van hanh, va thanh, va danh
ve cac » va cac, vien cac
vi cua » vai cua, di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh ((ky lang) or (ky nang)) xa hoi. hieu ve cac duc va hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ((ky lang) OR (ky nang)) xa hoi. hieu ve cac duc va hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: so sanh ((ky lang) or (ky nang)) xa hoi. hieu ve cac duc va hanh vi cua triet*.