Perhaps you should try some spelling variations:
ban doanh » van doanh, san doanh, ban danh
cham duc » pham duc, cham soc, pham duy
doanh de » doanh dao, doanh ket, doanh va
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
duc ban » duc tan, duc van, dua ban
cua tre » cua te, cuu tre, cua triet
cua tuc » cua duc, cua tu, cua thuoc
x hoi » xa hoi, o hoi, x ho

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 ty nang x hoi. hieu vu cham duc ban doanh de ((cua tre) OR (cua tuc))~.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang x hoi. hieu vu cham duc ban doanh de ((cua tre) or (cua tuc))*.