Licitación type and subtype

$tax_query = array(
	'relation' => 'AND',
	array(
		'taxonomy'         => 'lic_type',
		'terms'            => 'adquisicion',
		'field'            => 'slug',
		'include_children' => false,
	),
	array(
		'taxonomy'         => 'lic_sub_type',
		'terms'            => 'con-concurrencia',
		'field'            => 'slug',
		'include_children' => false,
	),
);