Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van chat » cao chat
su triet » su viet, ve triet
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
su tien » su kien, su hien, tu tieng
xa anh » ha anh, ca anh, va anh
anh va » hanh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky lang xa hoi. hieu ((van chat) or (van nam)) tuc xa anh va ((su triet) OR (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky lang xa hoi. hieu ((van chat) OR (van nam)) tuc xa anh va ((su triet) OR (su tien))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky lang xa hoi. hieu ((van chat) or (van nam)) tuc xa anh va ((su triet) OR (su tien))*".