Shortcode to disable default output SearchWP "Did you mean?" and add your own

functions.php

<?php

class MySearchwpElementorDidYouMean {
	private $args;

	function __construct() {
		add_filter( 'searchwp_auto_output_revised_search_query', '__return_false' );

		add_action( 'searchwp_revised_search_query', function( $args ) {
			$this->args = $args;
		});

		add_shortcode( 'searchwp_did_you_mean', function() {
			if ( empty( $this->args ) ) {
				return '';
			}

			ob_start();
			echo '<p class="searchwp-revised-search-notice">';
			echo 'No results found for <em class="searchwp-revised-search-original">' . esc_html( implode( ' ', $this->args['original_terms'] ) ) . '</em>. Showing results for <em class="searchwp-suggested-revision-query">' . esc_html( implode( ' ', $this->args['terms'] ) ) . '</em>';
			echo '</p>';
			$output = ob_get_contents();
			ob_end_clean();

			return $output;
		} );
	}
}

new MySearchwpElementorDidYouMean();