PHP preg_replace BESbswy ckeditor

is it possible to match this string with using regex? The whole string is wrapped with p tags and last 2 with strong tags.

BESbswyBESbswyBESbswyBESbswy BESbswy BESbswy

Thanks!

yes, it is, something like this

<?php $string = '<p>BESbswyBESbswyBESbswyBESbswy<strong>BESbswy</strong><strong>BESbswy</strong></p>' ?>

<?= preg_replace('|<p>BESbswyBESbswyBESbswyBESbswy<strong>BESbswy</strong><strong>BESbswy</strong></p>|','aa',$string) ?>