Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach ky » sac ky, sach ty, sach kem
danh co » danh cho, doanh co, anh co
va danh » va dinh, va dan, va hanh
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
xuc va » duc va, tuc va, luc va
co cua » con cua, ca cua, cong cua

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: tu ((sach ky) OR (sach y)) ((nang xa) OR (nang ma)) hoi. hieu va cac xuc va danh co cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach y)) ((nang xa) or (nang ma)) hoi. hieu va cac xuc va danh co cua triet~".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach y)) ((nang xa) or (nang ma)) hoi. hieu va cac xuc va danh co cua triet*.