Perhaps you should try some spelling variations:
nhan luc » nang luc
tang cua » mang cua, hang cua, tang luan
vang cua » mang cua, hang cua, lang cua
van doan » van doanh, van toan, van hoan
cham luc » cham soc, cham cuu, chat lua
tu sach » thu sach, su sach, te sach
sach ly » sach y, sach lo, sach ty
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
ly nang » ky nang, ly hang, ly vang

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 ly nang xa hoi. hieu ve ((cham luc) OR (nhan luc)) van doan ((vang cua) OR (tang cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ly nang xa hoi. hieu ve ((cham luc) or (nhan luc)) van doan ((vang cua) OR (tang cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: tu sach ly nang xa hoi. hieu ve ((cham luc) or (nhan luc)) van doan ((vang cua) OR (tang cua)) tre*.