Perhaps you should try some spelling variations:
dang xay » dang van, van xay
doan vi » doan va, don vi, doan thi
cac thu » cach thuc, cac thoi
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
xay hoi » xa hoi, tay hoi, cay phoi
sac ky » cac ky, sai ky
thu va » thuc va, thue va, tu va
dan vi » don vi, dan va, gan vi
ve cac » va cac, vien cac

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 y) OR (sac ky)) dang xay hoi. hieu ve cac thu va ((dan vi) OR (doan vi)) cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu ((sach y) or (sac ky)) dang xay hoi. hieu ve cac thu va ((dan vi) or (doan vi)) cua tre*.