strong element html

HTML
<!DOCTYPE html>
<html>
<body>

<h1>Phrase elements</h1>

<em>Emphasized text</em><br>
<strong>Strong text</strong><br>
<code>A piece of computer code</code><br>
<samp>Sample output from a computer program</samp><br>
<kbd>Keyboard input</kbd><br>
<var>Variable</var>

</body>
</html>
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