Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
danh bat » doanh bat, anh bai, dinh ba
van chat » cao chat
ty hang » ly hang, ty xang, thi hang
va danh » va dinh, va dan, va hanh
ty nang » ky nang, ty xang, ly nang
tu sach » thu sach, su sach, te sach
co loi » co hoi
luc va » duc va, tuc va, loc va
bat su » bat hu, ban su, dat su

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 ((ty nang) OR (ty hang)) co loi. hieu ((van hoa) OR (van chat)) luc va danh bat su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) OR (ty hang)) co loi. hieu ((van hoa) or (van chat)) luc va danh bat su triet~".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty nang) OR (ty hang)) co loi. hieu ((van hoa) or (van chat)) luc va danh bat su triet*.