Taxonomia – Woocommerce

$tax_query = array(
	'relation' => 'OR',
	array(
		'taxonomy'         => 'pa_id_loja',
		'terms'            => array( '18', '20', '22' ),
		'field'            => 'term_id',
		'operator'         => 'IN',
		'include_children' => false,
	),
	array(
		'taxonomy'         => 'pa_modelo',
		'terms'            => array( '20', '22', '23', '24' ),
		'field'            => 'term_id',
		'operator'         => 'IN',
		'include_children' => false,
	),
);