Adding iframe like above simply copy the code below
<iframe src="https://player.vimeo.com/video/165695070" width="640" height="360" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe> <p><a href="https://vimeo.com/165695070">My Coccinelle</a> from <a href="https://vimeo.com/imbro">IMBRO</a> on <a href="https://vimeo.com">Vimeo</a>.</p>