cannot get all value from the contain cakephp code example

Example: cannot get all value from the contain cakephp

// on each model MUST HAVE THIS ROW for containable the model
	public $actsAs = array('Containable');

Ex:
<?php
App::uses('BuildingAppModel', 'Building.Model');
/**
 * CreditType Model
 *
 * @property CompanyCredit $CompanyCredit
 * @property CreditTypeLanguage $CreditTypeLanguage
 */
class CreditType extends BuildingAppModel {

	public $actsAs = array('Containable');
///   ...
}
 ?>

// First: need to check model for the relationship is it correct?
// next: MUST ADD THIS ROW for show all contain

'BuildingFacility' => array(
  'fields' => array(
    'BuildingFacility.id',		// MUST ADD THIS ROW for show all contain
  ),
  'BuildingFacilityLanguage' => array(
    'conditions' => array(
      'BuildingFacilityLanguage.alias' => $this->lang18,
    ),
  ),
  'BuildingPost' => array(
    'fields' => array(
      'BuildingPost.*',
    ),
    'BuildingPostLanguage' => array(
      'conditions' => array(
        'BuildingPostLanguage.alias' => $this->lang18,
      ),
    ),
  ),
),