title: Open a search suggestions to quick search box
body: <p>When I open the search field the search suggestions box is not opened. It stay closed as long as the search field is empty. When I start typing, only then, the search suggestions box is opened.
  How can I open a search suggestions box immodestly when I expose the search field?</p>
  
  <p>YouTube example:
  <img src="https://i.stack.imgur.com/Zqnnr.png" alt="YouTube example"></p>