Missing Controller

Error: Lien-he-mua-hangController could not be found.

Error: Create the class Lien-he-mua-hangController below in file: app/controllers/lien-he-mua-hang_controller.php

<?php
class Lien-he-mua-hangController extends AppController {

	var $name = 'Lien-he-mua-hang';
}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_controller.ctp