Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
hieu ve » hieu va, hieu van
van hoi » van hoa, van hoc, van hoe
ty tang » tay tang, ty hang, ky tang
xuc va » tuc va, luc va, xac va
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 ((ty tang) OR (ty xang)) van hoi. hieu ve cham ((xuc va) OR (duc va)) hanh vai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty tang) OR (ty xang)) van hoi. hieu ve cham ((xuc va) or (duc va)) hanh vai cua te~".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty tang) OR (ty xang)) van hoi. hieu ve cham ((xuc va) or (duc va)) hanh vai cua te*.