Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
doanh cua » doanh luan
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
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 thien hach - doanh doanh cua nhung ((huong dan) or (cong tan)) ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - doanh doanh cua nhung ((huong dan) OR (cong tan)) ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - doanh doanh cua nhung ((huong dan) or (cong tan)) ((toan tap) or (toan ban))*.