Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
doanh toan » doanh hoan, doanh doanh, doanh thanh
hoa doanh » toan doanh, hoa dan
van thanh » ban thanh, van tuan
cong hoa » dong hoa, dong hoc, hang hoa
toan hoc » toan khoa, van hoc, hoa hoc
su sach » so sach
vu sach » vu bach, vu khach
hoi tap » hoi dap, hoc tap, hoi tai
hoc mai » hoc ma, hoc dai, hoc bai
mai hoi » mai khoi, dai hoi, lai hoi
hoi van » hoi va, hoi dan, hai van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) OR (vu sach)) hoi tap, nghien cua cong hoa doanh toan hoc mai hoi van thanh san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) hoi tap, nghien cua cong hoa doanh toan hoc mai hoi van thanh san".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) hoi tap, nghien cua cong hoa doanh toan hoc mai hoi van thanh san*.