Perhaps you should try some spelling variations:
doanh ban » doanh bat, doanh van, doanh nhan
van doanh » toan doanh, van dong, van thanh
cham luc » cham soc, nhan luc, cham cuu
tu sach » thu sach, su sach, te sach
ly vang » ly hang, ly van, ly quang
va cham » va chat, va tham
luc van » luoc van, luu van, duc van
ban cua » ban quan
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, van nang

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 vang) or (v nang)) xa hoi. lieu va cham luc van doanh ban cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ly vang) OR (v nang)) xa hoi. lieu va cham luc van doanh ban cua tre*.