Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
thuc can » thuc chan, thuc dan, thuc van
dan thuc » dan toc, am thuc
viec dan » viec dang, viec ban, viec dat
sach tu » sach thu, cach tu, sach ty
can dan » canh dan, cac dan, can ban
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 va » doan va, dan ca, ban va
va cua » va chua, via cua, ca 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 can dan va 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 can dan va cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach tu ((nang xa) or (nang ma)) hoi. nhieu viec dan thuc can dan va cua tre*.