title: How to gather relative articles depends on the title in Django Python
body: <p>I'm building a news website.In news detail page,I want to fetch out(gather) the relative news depend on the news title.</p>
  
  <p>I only want to gather all the news that  have 3 or 4 same words in the title,and it doesn't matter what words are they.</p>
  
  <p>For example,if some of the news title have the 3 same words"python AI future",and these news will be relative news to each other.</p>
  
  <p>Any friend could help?</p>
  
  <p>Here is my Model:</p>
  
  <pre><code>class News(models.Model):
  
      title = models.CharField(max_length=100, verbose_name='标题') 
  </code></pre>
  
  <p>Here is my newsDetail view:</p>
  
  <pre><code>def newsDetailView(request, news_pk):
  
      news = get_object_or_404(News, id=news_pk)
  
      return render(request, "news_detail.html", {
          'news': news,
      })
  </code></pre>