Perhaps you should try some spelling variations:
nhan luc » nang luc
van tuan » van quan, van ban, anh tuan
tu sach » thu sach, su sach, tu cach
te sach » toc sach
va nhan » van nhan, ca nhan, va phan
luc van » luoc van, luu van, duc van
tuan vi » quan vi, luan vi, quans vi
su viet » so viet
co hoi » co hoc, co loi
x hoi » xa hoi, o hoi, x ho
vi su » va su, ve su, ki su

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang ((x hoi) OR (co hoi)). lieu va nhan luc van tuan vi su viet~.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang ((x hoi) or (co hoi)). lieu va nhan luc van tuan vi su viet*.