Perhaps you should try some spelling variations:
ve triet » va trien, su triet
sach ky » sac ky, sach ty, sach kem
hanh gi » hanh vi, danh gia, hanh noi
va hanh » van hanh, va thanh, va danh
truc va » thuc va, thuc vat, trung va
qua cau » quan cau, qua cac, qua cai
lang xa » lang ha, dang xay, lang van
qua ca » qua cac, qua cua, qua cai
gi ve » gia ve, gi de, gi he

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: su ((sach ky) OR (sach y)) lang xa hoi. hieu ((qua cau) OR (qua ca)) truc va hanh gi ve triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach ky) OR (sach y)) lang xa hoi. hieu ((qua cau) or (qua ca)) truc va hanh gi ve triet~".
• Adding a wildcard symbol may retrieve word variants: su ((sach ky) OR (sach y)) lang xa hoi. hieu ((qua cau) or (qua ca)) truc va hanh gi ve triet*.