By Daniel Alvarenga LISBON, May 3 (Reuters) - Jorge Jesus' unfashionable coaching style and rhetoric may be the butt of jokes in Portugal but as Benfica grabbed a berth in the Europa League final to continue a memorable season few are questioning his knowledge of the game. The fiery, no-nonsense coach was so agitated during Thursday's 3-1 semi-final win over Turkish club Fenerbahce that a piece of chewing gum clumsily fell out of his mouth as he shouted instructions from the sideline. ... More...