Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thong cong » trong cong, tong cong, thong thong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
tai thong » tai thuong, tai phong, tai trong
san chang » ban hang, dan chan, van khang
cong san » cong tac
chang va » hang va, chong va, thang va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - doanh doanh tai thong cong san chang va~.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - doanh doanh tai thong cong san chang va*.