Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
thuc cao » thuoc cao, thuc co, thuc can
tai thuc » thai thuc, tri thuc, dai thuc
viec tai » vien tai, lieu tai, viec lam
sach ty » sach y, sach tu, sach thu
cao dan » cao dang, cao danh, cac dan
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
cua tre » cua te, cuu tre, cua triet
dan vi » doan vi, don vi, dan va
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 ty ((nang xa) or (nang ma)) hoi. nhieu viec tai thuc cao dan vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((nang xa) OR (nang ma)) hoi. nhieu viec tai thuc cao dan vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang xa) or (nang ma)) hoi. nhieu viec tai thuc cao dan vi cua tre*.