gistfile1.php

<?php
	// find out if there was an exact match
	global $wpdb;
	if ( defined( 'SEARCHWP_DBPREFIX' ) && SEARCHWP_DBPREFIX ) {
		$searchwp_terms_table = $wpdb->prefix . SEARCHWP_DBPREFIX . 'terms';
		$search_query         = sanitize_text_field( get_search_query() );
		$search_sql           = "SELECT id FROM {$searchwp_terms_table} WHERE term = %s";
		$term_found           = $wpdb->get_var( $wpdb->prepare( $search_sql, $search_query ) );
		$exact_match          = is_null( $term_found ) ? false : true;

		if ( $exact_match ) {
			echo 'Exact match!';
		} else {
			echo 'NOT exact match!';
		}
	}
?>