Perhaps you should try some spelling variations:
thi hang » thi nang, thi hong, thi thanh
thi hanh » thi thanh
te sach » toc sach
hieu ve » hieu va, hieu van
cac vuc » cac nuoc, cac vung, cac cuoc
vuc van » duc van, luc van, thuc van
van anh » van thanh, tuan anh, van minh
cua cau » cua cac, cua chu, cua cay
ve cac » va cac, vien cac
anh vi » hanh vi, anh va, anh ve
vi cua » vai cua, di cua

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: te sach ((thi hang) OR (thi hanh)) co hoc. hieu ve cac vuc van anh vi cua cau~.
• Adding a wildcard symbol may retrieve word variants: te sach ((thi hang) or (thi hanh)) co hoc. hieu ve cac vuc van anh vi cua cau*.