mrp_check_post_tag_auto_placement.php

<?php
/**
 * Sets post_tag taxonomy terms that are allowed to do auto placement
 *
 * @param boolean $can_apply_filter
 * @param string $filter_name
 * @param string $value
 * @param int $post_id
 * @return $can_apply_filter
 */
function mrp_check_post_tag_auto_placement( $can_apply_filter, $filter_name, $value, $post_id ) {

	if ( $can_apply_filter ) {

		$found = false;

		$terms = get_the_terms( $post_id, 'post_tag' ); // << add your taxonomy here in here
		
		if ( $terms && is_array( $terms ) ) {
			foreach ( $terms as $term ) {

				// add your term names below in the array
				if ( in_array( $term->name, array( 'term1', 'term2' ) ) ) {
					$found = true;
					break;
				}
			}
		}
			
		if ( ! $found ) {
			$can_apply_filter = false;
		}
	}

	return $can_apply_filter;
}
add_filter( 'mrp_can_apply_filter', 'mrp_check_post_tag_auto_placement', 10, 4 );