Bayer Leverkusen coach Xabi Alonso is not dwelling on the ghosts of 2002 when they aim for victory over Qarabag on Thursday to reach the Europa League quarter-finals and continue their season-long unbeaten run in all competitions. Alonso insisted on Werdnesday that he has no priorities as they chase a title treble from the Bundesliga, German Cup and Europe’s second tier event. “Our focus is on all of them. We want to go as far as possible in all three competitions,” he said. “We will give our all tomorrow. On Sunday in the league in Freiburg we will give our all. And then again in the [German]…