When you're thinking of something to say (4 expressions) I mean ... Well ... Let's see ... Umm ... When you show the other person you are listening (5 expressions) Really? And? No way! Right. I know. https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf