Perhaps you should try some spelling variations:
qua nhan » cua nhan, qua nhat, qua phan
nhan luc » nang luc
va thanh » gia thanh, ban thanh, va tinh
thanh do » thanh de, thanh pho, thanh hoa
su sach » so sach, vu sach
te sach » toc sach
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
cua tre » cua te, cuu tre, cua triet
luc va » duc va, tuc va, loc va
do cua » doi cua, co cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (te sach)) ky tang xa hoi. hieu qua nhan luc va thanh do cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (te sach)) ky tang xa hoi. hieu qua nhan luc va thanh do cua tre.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (te sach)) ky tang xa hoi. hieu qua nhan luc va thanh do cua tre*.