Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
cao hang » cao dang, cao tang, cao bang
thuc cao » thuoc cao, thuc co, thuc can
dan thuc » dan toc, am thuc
viec dan » viec dang, viec ban, viec dat
hang vi » hang va, hanh vi, hang di
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach tu ((nang xa) or (nang ma)) hoi. nhieu viec dan thuc cao hang vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu ((nang xa) OR (nang ma)) hoi. nhieu viec dan thuc cao hang vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach tu ((nang xa) or (nang ma)) hoi. nhieu viec dan thuc cao hang vi cua tre*.