Perhaps you should try some spelling variations:
cua triet » su triet, va triet
cua viet » ca viet, hoa viet, cua vat
danh vi » hanh vi, dinh vi, danh di
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
ve cham » va cham, ve chat, vu cham
tu cham » toc cham, thi cham
va danh » va dinh, va dan, va hanh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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 sac ky tang xa hoi. hieu ((ve cham) OR (tu cham)) hoc va danh vi ((cua triet) OR (cua viet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky tang xa hoi. hieu ((ve cham) or (tu cham)) hoc va danh vi ((cua triet) OR (cua viet))~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang xa hoi. hieu ((ve cham) or (tu cham)) hoc va danh vi ((cua triet) OR (cua viet))*.