/**
 * Prints HTML with meta information for the categories and tags.
 */
function red_starter_entry_footer()
{
    // Hide category and tag text for pages.
    if ('post' === get_post_type()) {
        /* translators: used between list items, there is a space after the comma */
        $categories_list = get_the_category_list(esc_html(', '));
        if ($categories_list && red_starter_categorized_blog()) {
            printf('<span class="cat-links">' . esc_html('Posted in &rarr; %1$s') . '</span>', $categories_list);
            // WPCS: XSS OK.
        }
        /* translators: used between list items, there is a space after the comma */
        $tags_list = get_the_tag_list('', esc_html(', '));
        if ($tags_list) {
            printf('<span class="tags-links">' . esc_html('Tagged &rarr; %1$s') . '</span>', $tags_list);
            // WPCS: XSS OK.
        }
    }
}
				<div class="page-content">
					<p><?php 
esc_html('It looks like nothing was found at this location. Maybe try one of the links below or a search?');
?>
</p>

					<?php 
get_search_form();
?>

					<?php 
the_widget('WP_Widget_Recent_Posts');
?>

					<?php 
if (red_starter_categorized_blog()) {
    // Only show the widget if site has multiple categories.
    ?>
					<div class="widget widget_categories">
						<h2 class="widget-title"><?php 
    esc_html('Most Used Categories');
    ?>
</h2>
						<ul>
						<?php 
    wp_list_categories(array('orderby' => 'count', 'order' => 'DESC', 'show_count' => 1, 'title_li' => '', 'number' => 10));
    ?>
						</ul>
					</div><!-- .widget -->
					<?php 
}