Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
xa thanh » va thanh, ha thanh, ta thanh
lang xa » lang ha, dang xay, lang van
van hac » van hoc, van hai, van chat
so sanh » do sanh
su sach » so sach, vu sach
v lang » va lang, o lang, _ lang
van ha » van hoa, van chat, van hanh
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: ((su sach) or (so sanh)) v lang xa hoi. hieu ((van hac) or (van ha)) tuc xa thanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sanh)) v lang xa hoi. hieu ((van hac) OR (van ha)) tuc xa thanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) v lang xa hoi. hieu ((van hac) or (van ha)) tuc xa thanh vi cua triet*.