Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
hien hach » hien hanh, hien nhanh, hien khanh
doanh cua » doanh luan
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van 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 hach) OR (thien hach)) - hanh doanh cua dung cong san toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien hach) OR (thien hach)) - hanh doanh cua dung cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hach) OR (thien hach)) - hanh doanh cua dung cong san toan ban*.