<div class="col d-flex align-self-center">
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
<div class="col-xs-12 col-sm-6 col-md-6 col-lg-4">
<div class="card"></div>
<div class="card"></div>
</div>
<div class="col-xs-12 col-sm-6 col-md-6 col-lg-4">
<div class="card"></div>
<div class="card"></div>
</div>
<div class="col-xs-12 col-sm-6 col-md-6 col-lg-4">
<div class="card"></div>
<div class="card"></div>
</div>
$('[data-id="carousel-example-generic"]').carousel();