Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
truc va » thuc va, thuc vat, trung va
hanh va » hang va, hanh vi
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va cua » va chua, via cua, ca 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 y nang ma hoi. lieu va cac ((duc va) or (truc va)) hanh va cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. lieu va cac ((duc va) OR (truc va)) hanh va cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. lieu va cac ((duc va) or (truc va)) hanh va cua triet*.