Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sang tao » hang tai
xac danh » xac dinh, tac danh, sach danh
danh sai » dung sai, danh bat, danh dau
tu sach » thu sach, su sach, te sach
sang ma » tang ma, nang ma, mang may
hieu he » hieu ve, hiem he, hieu le
thu xac » thau xay
sai cua » dai cua, hai cua, lai cua
he nam » ha nam, nghe nam

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 y ((sang ma) or (sang tao)) hoi. hieu he nam thu xac danh sai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((sang ma) OR (sang tao)) hoi. hieu he nam thu xac danh sai cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((sang ma) or (sang tao)) hoi. hieu he nam thu xac danh sai cua triet*.