Perhaps you should try some spelling variations:
doanh giai » doanh giao, doanh ngoai, doanh tai
hieu viec » nhieu viec, hieu ve, sieu viet
doanh van » doan van, doanh va, doanh ban
lang van » dang van, tang van, hoang van
viec cac » vien cac, viec cua, viec lam
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
van hoi » van hoa, van hoc, van hoe
lo toan » lo tan, le toan, ly toan
cuu tre » cua tre, cau tren, cau treo
cac lo » cac lop, cac co, cac bo

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky lang van hoi. hieu viec cac lo toan ((doanh giai) or (doanh van)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky lang van hoi. hieu viec cac lo toan ((doanh giai) OR (doanh van)) cuu tre*.