YouTube has an algorithm that ranks videos for just about any given look for expression: this algorithm is referred to as “PageRank” and looks at things like the volume of back links coming into your video, as well as how authoritative those web sites are that happen to be linking https://www.seoclerks.com/Link-Building/2415629/30-Days-Affordable-SEO-For-Your-Website-with-Web-2-0-and-Profile-Backlinks