public ActionResult Index(string term)
        {
            List<dynamic> lst;
            using (System.IO.StreamReader reader = new System.IO.StreamReader(Url.Content(Server.MapPath(@"Data/data.json"))))
            {
                string json = reader.ReadToEnd();
                lst = JsonConvert.DeserializeObject<List<dynamic>>(json);
            }
            var Items=lst.Where(item=>item.IndexOf(term,StringComparison.InvariantCultureIgnoreCase) >= 0);

            return Json(Items, JsonRequestBehavior.AllowGet);
        }