Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, lieu vien
nang chon » nang cho, nang cao, nang hoc
toc sach » hoc sach, doc sach, thuoc sach
chon hoc » cho hoc, chon loc, chung hoc
vien cac » vien bach, vien dai, vien da
danh du » danh dau, danh tu, dinh du
hanh di » hanh de, hang di, danh di
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach tu nang chon hoc. hieu vien cac xuc van ((((hanh di) or (danh du))) or (hanh vi)) cua cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach tu nang chon hoc. hieu vien cac xuc van ((((hanh di) OR (danh du))) OR (hanh vi)) cua cac*.