Perhaps you should try some spelling variations:
nhieu viec » nhien viet
hieu viec » hieu ve, sieu viet, hieu hien
hoc duoc » hoc nuoc, hoa duoc, hoc dung
vanh dai » van dai, vanh tai, lanh dao
tu sach » thu sach, su sach, te sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
duoc va » nuoc va, duc va, duoc ma
va vanh » va van, va danh, va hanh
nang o » nang co, nang ho, nang ro
cua te » cua tu
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ly nang o hoi. ((hieu viec) or (nhieu viec)) hoc duoc va vanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ly nang o hoi. ((hieu viec) OR (nhieu viec)) hoc duoc va vanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ly nang o hoi. ((hieu viec) or (nhieu viec)) hoc duoc va vanh dai cua te*.