mvc4 saerch and display

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MVC4

hi I am doing a point of sale system,I have design the sales page to add product that were purchased by the customer....now I want to know how can I display(using list box) for each product information in different columns and to calculate the total for all products ...

hope anyone can help me sooner.
this is my code so far(view and a product to be searched)

[HttpGet]
public ActionResult Search()
{
    return View();
}

private IEnumerable<product> Valid(string code)
{
    var result = from x in db.Products
    where x.ProductCode == code
    select x;

    return result.ToList();
}