Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh tai » thanh tai, hang tai, han tai
cham xuc » cam xuc, chat xuc, pham duc
tai cua » thai cua, tai cuc, tri cua
va hanh » van hanh, va thanh, va danh
te sach » toc sach
hieu ve » hieu va, hieu van
nang ma » tang ma, nang cao, mang may
sang ma » tang ma, sang tao, mang may

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: te sach _ ((sang ma) OR (nang ma)) hoi. hieu ve ((cham xuc) OR (cham soc)) va hanh tai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach _ ((sang ma) OR (nang ma)) hoi. hieu ve ((cham xuc) or (cham soc)) va hanh tai cua triet~".
• Adding a wildcard symbol may retrieve word variants: te sach _ ((sang ma) OR (nang ma)) hoi. hieu ve ((cham xuc) or (cham soc)) va hanh tai cua triet*.