Perhaps you should try some spelling variations:
van doanh » toan doanh, van dong, van thanh
pham thuc » phap thuc, pham chuc, nham thuc
lang van » dang van, tang van, hoang van
va doanh » vay doanh, va danh, hoa doanh
va triet » va thiet, va trien, ve triet
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
van hoi » van hoa, van hoc, van hoe
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
van va » van vat, van van, ban va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky lang van hoi. hieu ve pham thuc ((va doanh) or (van doanh)) van va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang van hoi. hieu ve pham thuc ((va doanh) OR (van doanh)) van va triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky lang van hoi. hieu ve pham thuc ((va doanh) or (van doanh)) van va triet*.