Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
ta doanh » va doanh, te doanh, ty doanh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
van cac » van hac, van bac, dan cac
van cau » van dau, van hau, van chat
van cua » vang cua, ban cua, dan cua
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
toc ta » toc tay, toc thai
cua te » cua tu

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: te sac ky lang xa hoi. hieu ((van cac) OR (van cau)) toc ta doanh van cua te~.
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu ((van cac) or (van cau)) toc ta doanh van cua te*.