Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
danh con » danh co, dang cong, danh ngon
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, mang may
hieu va » lieu va, hieu qua
cac xuc » cac nuoc, chat xuc, cac cuoc
va danh » va dinh, va dan, va hanh
con cua » cong cua, co cua, dong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky ((nang ma) or (nang cao)) hoi. hieu va ((cac xuc) or (cam xuc)) va danh con cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky ((nang ma) OR (nang cao)) hoi. hieu va ((cac xuc) OR (cam xuc)) va danh con cua triet.
• Adding a wildcard symbol may retrieve word variants: toc sach ky ((nang ma) or (nang cao)) hoi. hieu va ((cac xuc) or (cam xuc)) va danh con cua triet*.