Bu kodda

<?php

/* Veri Tabanını Bağla */
try {
$db = new PDO('mysql:host=localhost;dbname=hh', 'root', '');
}catch(PDOException $e) {
$e->getMessage();
}


/* Sorgu Başlat */
if (isset($_POST['search'])) {

$name = htmlspecialchars($_POST['search']);

$name = "%".$name."%";

$query = $db->query("SELECT * FROM posts WHERE title LIKE $name", PDO::FETCH_ASSOC);
$query->execute();
}
?>

<!-- Yazdır -->
<?php foreach ($query as $result): ?>
<?=$result['title']?>
<?php endforeach; ?>

Bu hatayı alıyorum
Fatal error: Uncaught Error: Call to a member function execute() on bool in C:xampphtdocsaraajax.php:19 Stack trace: #0 {main} thrown in C:xampphtdocsaraajax.php on line 19