Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh vi » dinh vi, danh di, danh va
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, xac va
y nang » ky nang, ly nang, v nang
luc va » duc va, tuc va, loc va
ma hoi » mai hoi, xa hoi, ma hoa

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: su sach y nang ma hoi. hieu ve cam ((xuc va) OR (luc va)) ((danh vi) OR (hanh vi)) cua triet~.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. hieu ve cam ((xuc va) or (luc va)) ((danh vi) or (hanh vi)) cua triet*.