Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
ky tang » ky nang, ky dang, kho tang
mai hoi » mai khoi, dai hoi, lai hoi
ke dam » ke dan
ma hoi » xa hoi, ma hoa, me hoi
vi cua » vai cua, di cua
ve dam » ven dam, va dam, ve dao

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: tu cac ky tang ((ma hoi) OR (mai hoi)). hieu ((ve dam) OR (ke dam)) tu va thanh vi cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky tang ((ma hoi) OR (mai hoi)). hieu ((ve dam) or (ke dam)) tu va thanh vi cua triet~".
• Adding a wildcard symbol may retrieve word variants: tu cac ky tang ((ma hoi) OR (mai hoi)). hieu ((ve dam) or (ke dam)) tu va thanh vi cua triet*.