Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
cua triet » cua viet, su triet, va triet
ky dang » ky nang
ky danh » ky anh
xay hoi » xa hoi, tay hoi, cay phoi
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
te sach » toc sach
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (thuoc sach)) ((ky dang) OR (ky danh)) xay hoi. lieu va cam xuc va danh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuoc sach)) ((ky dang) OR (ky danh)) xay hoi. lieu va cam xuc va danh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (thuoc sach)) ((ky dang) OR (ky danh)) xay hoi. lieu va cam xuc va danh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuoc sach)) ((ky dang) OR (ky danh)) xay hoi. lieu va cam xuc va danh vi cua triet*.