Perhaps you should try some spelling variations:
van doanh » toan doanh, van dong, van thanh
doanh van » doan van, doanh va, doanh ban
thu sach » tu sach, thuat sach, thuoc sach
dau tren » dau tien, dat tren, dau tieng
thu ban » thu hang
hieu va » lieu va, hieu qua
cac lao » ca lao, cac loai, cac giao
lao van » dao van, cao van, lo van
cuu tre » cua tre, cau tren, cau treo
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) or (thu ban)) ky nang x hoi. hieu va cac lao van doanh van ((cuu tre) or (dau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thu ban)) ky nang x hoi. hieu va cac lao van doanh van ((cuu tre) OR (dau tren)).
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thu ban)) ky nang x hoi. hieu va cac lao van doanh van ((cuu tre) or (dau tren))*.