Histo language

$tax_query = array(
	array(
		'taxonomy'         => 'category',
		'terms'            => 'history',
		'operator'         => 'NOT EXISTS',
		'include_children' => true,
	),
	array(
		'taxonomy'         => 'language',
		'terms'            => 'FR',
		'operator'         => 'AND',
		'include_children' => true,
	),
);