taxquery
$tax_query = array( 'relation' => 'OR', array( 'taxonomy' => 'ubicacion', 'terms' => 'array( $landing_ubicacion )', 'field' => 'slug', 'operator' => 'AND', ), array( 'taxonomy' => 'familia', 'terms' => 'array( $landing_sector )', 'field' => 'slug', 'operator' => 'AND', ), );