Perhaps you should try some spelling variations:
tay dang » tay dong, tay dung, tay lang
dang xay » dang van, van xay
su sach » so sach, vu sach
te sach » toc sach
xay hoi » xa hoi, tay hoi, cay phoi
hieu ve » hieu va, hieu van
danh vi » hanh vi, dinh vi, danh di
loc va » hoc va
vi cua » vai cua, di cua
ve cau » ke cau, va cau, ve cac
luc va » duc va, tuc 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: ((su sach) OR (te sach)) tay dang xay hoi. hieu ve cau ((luc va) OR (loc va)) danh vi cua te~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (te sach)) tay dang xay hoi. hieu ve cau ((luc va) or (loc va)) danh vi cua te*.