title: How to change a multiple repeated word in a document with vim
body: <p>I want to change a multiple occured word in a document by selecting and replacing.</p>
  
  <p>For instance;</p>
  
  <pre><code> &lt;div class="row"&gt;
                                      &lt;div class="col-md-2"&gt;
                                          &lt;a class="btn btn-default btn-sm" href="{{route('sliders.edit',$slider)}}"&gt;
                                              &lt;i class="material-icons"&gt;edit&lt;/i&gt; güncelle
                                          &lt;/a&gt;
                                      &lt;/div&gt;
                                      &lt;div class="col-md-2"&gt;
                                          &lt;form method="POST" action="{{ route('sliders.destroy',$slider) }}"&gt;
                                              @method('DELETE')
                                              @csrf
                                              &lt;button type="submit" class="btn btn-danger btn-sm"&gt;
                                                  &lt;i class="material-icons"&gt;close&lt;/i&gt; Sil
                                              &lt;/button&gt;
                                          &lt;/form&gt;
                                          &lt;/div&gt;
                                  &lt;/div&gt;
  </code></pre>
  
  <p>I want to change all "col-md-2" to "col-md-6" with selecting by one by. Also I do not want to use <code>:s/</code> command because of time considiration and complexity.</p>
  
  <p>How can I do this with simple command?</p>