When you first create a new wordpress website you need to inform Google that it exists and what content is on there. Learn the simple steps you need to do.
CREATE A SITEMAP
A Sitemap (xml file tells Google and other search engines what pages, posts and other content you have on your website. It helps them find all your content and index it faster.
SUBMIT YOUR WEBSITE
Submit your website to Google Search Console formerly Webmaster Tools, via the “Add Property button to let them know it exists. Extra points for adding it to Bing Webmaster tools.
SUBMIT THE SITEMAP
The Sitemap (xml file) you created in step 1 should now be submitted to search engines so they know what pages and posts are on your website now and in the future.
There are a couple of other things you could do to improve your website. Make sure you have analyitcs (probably Google) and submit both versions of your site to webmaster tools (www and non-www). Set the preferred version afterwards