searchwp-mod-searchwp-query.php

<?php
// @link https://searchwp.com/documentation/classes/searchwp-mod/
// Retrieve Source name to use with Mod.
$source = \SearchWP\Utils::get_post_type_source_name( 'post' );

// Build Mod to exclude Post ID 145 and Post ID 211.
$mod = new \SearchWP\Mod( $source );
$mod->set_where( [ [
	'column'  => 'id',
	'value'   => [ 145, 211 ],
	'compare' => 'NOT IN',
	'type'    => 'NUMERIC',
] ] );

// Execute search for 'coffee' using Mod.
$search = new \SearchWP\Query( 'coffee', [
  'mods' => [ $mod ],
] );

$results = $search->results; // Array of results.