Question for Qatar Airways - Jkia -Airport Office

Inquiring about my luggage which was left in doha yesterday the 31st.This is the 3rd time flying from states and the 3rd time my luggage has been left.Its soo inconveniencing at the same time the officers giving the information at the airport are rude and uninformed.I registered myself to be a member of qatar air travelling club.Am sincerely considering otherwise. Am yet to get my luggage and its the most frustrating thing you can go through.Mark you its the 3rd time.