p-p-s-s- o-o-i-i- p-p-s-s- o-o-i-i- p-p-s-s- o-o-i-i- p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p p - p-s-ss o - o-u o p f d s ppfd s-pp- a-asa p p pp f d s ppfd s-pp- a-asa p p