<p>this is a sentence*with*mid asterisks</p>
<p>this is a sentence**with**two mid asterisks</p>
<p>this is a sentence***with***three mid asterisks</p>
<p>this is double*asterisk*mid word with another**asterisk**word</p>
<p>this is double**asterisk**mid word with another**asterisk**word</p>
<p>this is double***asterisk***mid word with another***asterisk***word</p>
<p>this is double*asterisk**mid word with another***asterisk*word</p>
<p>this is double**asterisk*mid word with another***asterisk**word</p>
<p>this is a sentence with just*one asterisk</p>
<p>this is a sentence with just**one asterisk</p>
<p>this is a sentence with just***one asterisk</p>
<p>this is double**asterisk**mid word</p>
<p>this has just**one double asterisk</p>
<p>this has just***one triple asterisk</p>
<p>this <em>should be parsed</em> as emphasis</p>
<p>this <strong>should be parsed</strong> as bold</p>
<p>this <strong><em>should be parsed</em></strong> as bold and emphasis</p>
<p>emphasis at <em>end of sentence</em></p>
<p>bold at <strong>end of sentence</strong></p>
<p>bold and emphasis at <strong><em>end of sentence</em></strong></p>
<p><em>emphasis at</em> line start</p>
<p><strong>bold at</strong> line start</p>
<p><strong><em>bold and emphasis at</em></strong> line start</p>
<p>multi <em>line emphasis
yeah it is</em> yeah</p>
<p>multi <strong>line emphasis
yeah it is</strong> yeah</p>
<p>multi <strong><em>line emphasis
yeah it is</em></strong> yeah</p>