Perhaps you should try some spelling variations:
qua nhan » cua nhan, qua nhat, qua phan
nhan luc » nang luc
luc tuan » luc luan, luc quan, luu tuan
tu sach » thu sach, su sach, tu cach
te sach » toc sach
nang o » nang co, nang ho, nang ro
anh ve » hanh ve, anh va, anh viet
ve cua » le cua, de cua, te cua
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) or (te sach)) ky nang o hoi. hieu qua nhan luc tuan anh ve cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang o hoi. hieu qua nhan luc tuan anh ve cua vat.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang o hoi. hieu qua nhan luc tuan anh ve cua vat*.