Perhaps you should try some spelling variations:
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
hoi tieu » hoc tieu, hoi hieu, hoi tiep
phan cau » phan dau, phan cac, phan tu
co hieu » cao hieu, doc hieu
ta hang » ty hang, te hang, tao zhang
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((co hieu) or (hoi tieu)) quang - hanh chinh ((ta hang) or (va hang)) cong doan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((co hieu) OR (hoi tieu)) quang - hanh chinh ((ta hang) OR (va hang)) cong doan phan cau.
• Adding a wildcard symbol may retrieve word variants: ((co hieu) or (hoi tieu)) quang - hanh chinh ((ta hang) or (va hang)) cong doan phan cau*.