Tow Tax Query

$faq_tax_query = array(
	array(
		'taxonomy'         => 'faq_topics',
		'terms'            => 'faq_topics_variable',
		'field'            => 'slug',
		'operator'         => 'AND',
		'include_children' => true,
	),
	array(
		'taxonomy'         => 'faq_tags',
		'terms'            => 'faq_tags_variable',
		'field'            => 'slug',
		'operator'         => 'AND',
		'include_children' => true,
	),
);