Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
danh di » danh du, xanh di, danh dien
danh vi » hanh vi, dinh vi, danh va
su sac » su sach, su cac, su xac
luc va » duc va, tuc va, loc va
sac ky » cac ky, sai ky
ve cai » va cai, ve tai, ve cau
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky tang xa hoi. hieu ((ve cai) or (ve cac)) luc va ((danh vi) OR (danh di)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky tang xa hoi. hieu ((ve cai) OR (ve cac)) luc va ((danh vi) OR (danh di)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky tang xa hoi. hieu ((ve cai) or (ve cac)) luc va ((danh vi) OR (danh di)) cua triet".
• Adding a wildcard symbol may retrieve word variants: su sac ky tang xa hoi. hieu ((ve cai) or (ve cac)) luc va ((danh vi) OR (danh di)) cua triet*.