daux.io/vendor/erusev/parsedown/tests/data/em_strong.html

<p><strong><em>em strong</em></strong></p>
<p><strong><em>em strong</em> strong</strong></p>
<p><strong>strong <em>em strong</em></strong></p>
<p><strong>strong <em>em strong</em> strong</strong></p>
<p><strong><em>em strong</em></strong></p>
<p><strong><em>em strong</em> strong</strong></p>
<p><strong>strong <em>em strong</em></strong></p>
<p><strong>strong <em>em strong</em> strong</strong></p>