Perhaps you should try some spelling variations:
su sach » so sach
vu sach » vu bach, vu khach
xang xa » lang xa, mang xa, ang xa
hang di » hang doi, hang vi, hang dien
va hang » van hang, va nang, va lang
di cua » dai cua, doi cua, de cua
tuc va » thuc va, truc va, tuc xa
cua te » cua tu
ve cac » va cac, vien cac
va cam » va cham, va cac, va cao

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) OR (vu sach)) ty xang xa hoi. hieu ((va cam) OR (ve cac)) tuc va hang di cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) ty xang xa hoi. hieu ((va cam) or (ve cac)) tuc va hang di cua te~".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) ty xang xa hoi. hieu ((va cam) or (ve cac)) tuc va hang di cua te*.