$args = array(
'post_type' => 'al_product',
'posts_per_page' => -1,
's' => $s
);
$args = array(
'post_type' => 'page',
'posts_per_page' => -1,
's' => $s,
'tax_query' => array(
array(
'taxonomy' => 'products',
'field' => 'slug',
'terms' => array('portfolio_post'),
'include_children' => true,
),
)
);