India Post — Not delivery of my speed post by India post

Address: Ahmedabad, Gujarat, 380061

Website: Www.indiapost.gov.in

Hello, I have speed posted my courier to Canada from navrangpura post office(Ahmedabad) on 22nd Nov. 2016 which contain my original academic documents for my foreign study purpose. But still it is not delivered. It is showing the tracking details for 2nd December only. After that It is not showing. No one is replying to my complain as well. Please do the needful as this parcel need to be delivered before 31st January 2017.