Perhaps you should try some spelling variations:
thanh tung » thanh cong
hien hanh » dieu hanh
dung cong » dung trong
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
toan cao » toan tap
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 hanh - thanh tung cua dung cong san ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - thanh tung cua dung cong san ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh tung cua dung cong san ((toan cao) or (toan ban))*.