Perhaps you should try some spelling variations:
thien hach » thien thanh
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
dung cua » dung luan
phan cau » phan dau, phan cac, phan tu

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) or (hien hanh)) - thanh ((dung cua) OR (dung cho)) nhung cong doan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien hach) OR (hien hanh)) - thanh ((dung cua) OR (dung cho)) nhung cong doan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien hach) or (hien hanh)) - thanh ((dung cua) OR (dung cho)) nhung cong doan phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien hach) or (hien hanh)) - thanh ((dung cua) OR (dung cho)) nhung cong doan phan cau*.