rank math wordpress seo plugin is now getting better then Yoast SEO plugin, so I recommend you to use this for on page seo for a page/blog and you will can add 5 keywords by rank math wordpress seo plugin and you can check SEO score on 100 for your blogs and easy to rank at google.
1. How to submit your site at google search console
2. How to submit website at google analytics, adsense & search console
3. rank math wordpress seo plugin | How to do Website SEO | On page seo