Borussia Dortmund coach Edin Terzic is certain that striker Niclas Füllkrug will end his goal drought soon. “If you’re a Borussia Dortmund striker and you haven’t scored in nine games, then of course that’s an issue in the public eye. He knows we rely on his goals,” Terzic said in a news conference on Friday. “One thing is the goals, the other is if you always put yourself at the service of the team. And if you put yourself at the service of the team, you’ll soon start scoring goals again. It won’t take long for him to get through this phase,” the coach said. On Saturday against Borussia Mönch…