Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
truc va » thuc va, thuc vat, trung va
tu sach » thu sach, te sach, tu cach
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
su sach » so sach, vu sach
va lam » van lam, va lap
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) OR (su sach)) ty nang xa hoi. lieu va lam ((xuc va) or (truc va)) hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ty nang xa hoi. lieu va lam ((xuc va) OR (truc va)) hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (su sach)) ty nang xa hoi. lieu va lam ((xuc va) or (truc va)) hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (su sach)) ty nang xa hoi. lieu va lam ((xuc va) or (truc va)) hanh vai cua triet*.