Google Trends is an online search tool that allows the user to see how often specific keywords, subjects and phrases have been queried over a specific period of time.

I think Quality Content and do follow Backlinks both are important for the website ranking,

The Google Trends is a public web facility of Google Inc., based on Google Search, that shows how often a particular search-term is entered relative to the total search-volume across various regions of the world, and in various languages.