query taxo
$all = array( 'relation' => 'AND', array( 'taxonomy' => 'mvam_categories', 'terms' => '81', 'field' => 'term_id', ), );
$all = array( 'relation' => 'AND', array( 'taxonomy' => 'mvam_categories', 'terms' => '81', 'field' => 'term_id', ), );