All of these are LSI keyword related to "How long Is A Typical Blog Post?"
Internally Link From Older Content To Your New Content In your content link out to at least one authority article that is ranking well for your target keyword using your keyword phrase as the anchor text. This is giving search engines the signal that this is what your article is about. Also, if you can, link internally from ANOTHER older article on your site to that article that you are creating and like wise like internally to from the new article that you are currently writing to older article you have written. This is called forward and backward internally linking. Linking from older content to newer content and newer content to older content. A very good technique and good SEO housekeeping.
Warning! - F.O.M.O ALERT! Fear Of Missing Out On Taking My FREE 7 Day Blogging Course May Lead To You A Melancholic State Of Infinite Sadness Due To Missing Out On The Opportunity To Change Your Life For Ever And For The Better, Leaving You With The Eternal State Of Mind Thinking "What If I Actually Built That Darn Blog!"
Use A YouTube Video It is a well known fact that Google owns YouTube, and YouTube provides you with good ranking metrics as having video on your site helps to maintain reader attention and keep them on page longer. In short, provides a good user experience, something that is a large part of googles ranking algorithm. Talking of which....
8/11