certificate

Good Day , may you kindly assist me i was a learner at south west Gauteng Technisa campus i started learning 2010 to 2012 i graduated 2013 since then i haven't received my matric certificate i went to the campus several times to find out and i normally phone but no luck sometimes i find it difficult to get a job using my statement because the normally say statement are only valid for 6months .may you kindly hep me please