Perhaps you should try some spelling variations:
ban hanh » ban hang
trong xa » trong xay, trong ca, trong xu
van cac » van cau, van bac, dan cac
xuc ban » duc ban, cuc ban, quoc ban
van hac » van hoc, van ha, van hai
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
tang xa » trang xa, tang ma, lang xa
vi cua » vai cua, di cua
cua te » cua tu

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 ((tang xa) OR (trong xa)) hoi. hieu ((van cac) OR (van hac)) xuc ban hanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky ((tang xa) or (trong xa)) hoi. hieu ((van cac) OR (van hac)) xuc ban hanh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((tang xa) or (trong xa)) hoi. hieu ((van cac) OR (van hac)) xuc ban hanh vi cua te*.