showtime
$tax_query = array( array( 'taxonomy' => 'regions', 'terms' => 'principal', 'field' => 'slug', ), array( 'taxonomy' => 'jours', 'terms' => 'jeudi', 'field' => 'slug', ), array( 'taxonomy' => 'horaires', 'terms' => '16h-20h', 'field' => 'slug', ), );