Perhaps you should try some spelling variations:
ban doanh » van doanh, san doanh, ban danh
cua triet » cua viet, su triet, va triet
sach kem » hanh kem
thuc ban » thuoc ban, thuc dan, thu ban
doanh va » doan va, doanh tai, doanh cua
hieu ve » hieu va, hieu van
va cua » va chua, via cua, ca cua
x hoi » xa hoi, o hoi, x ho
ve am » va am

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 kem) OR (sach y)) nang x hoi. hieu ve am thuc ban doanh va cua triet~.
• Adding a wildcard symbol may retrieve word variants: tu ((sach kem) or (sach y)) nang x hoi. hieu ve am thuc ban doanh va cua triet*.