Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thien van » thi van
hanh lai » hanh lam, hanh tai, thanh lap
van cham » van chat, van tham, va cham
cao hoi » cau hoi, co hoi, cao hoc
su sach » so sach, vu sach
lai cua » dai cua, hai cua, lai chau
tu cach » tu cac
luc va » duc va, tuc va
loc va » hoc 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 cach) or (su sach)) ky nang cao hoi. thien van cham ((luc va) OR (loc va)) hanh lai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) ky nang cao hoi. thien van cham ((luc va) OR (loc va)) hanh lai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (su sach)) ky nang cao hoi. thien van cham ((luc va) OR (loc va)) hanh lai cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (su sach)) ky nang cao hoi. thien van cham ((luc va) OR (loc va)) hanh lai cua triet*.