Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hien sach » dien sach, kien sach, thien hach
doanh cua » doanh luan
dang cong » dung cong
trinh can » trinh han, trinh san, trinh cau
cua dang » cua cong, cua ban
can ban » van ban, toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien sach - hanh doanh cua dang cong trinh can ban~.
• Adding a wildcard symbol may retrieve word variants: hoc hien sach - hanh doanh cua dang cong trinh can ban*.