How to display wordpress search results in google SERP? I am using Yoast SEO Plugin

I need to display WordPress search result page into Google search Result. I am trying to fetch the URL by using Google Webmaster Tool. But the search result page not indexed by Google. I am Using Yoast SEO free plugin. In Yoast settings, there is no option to display search result page in Google SERP. Please guide me. Thanks in Advance!!!

via Chebli Mohamed