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CSharp · Console

/Program.cs

using System;
using System.Linq;
using System.Collections.Generic;
					
public class Program
{
	public class Model {
		public string Number { get; set; }
	}
	
	private static List<Model> getSearchResults(List<Model> models) 
	{
		List<Model> result = models.Where(m => m.Number.Contains("3330")).ToList();
	
		return result;
	}
	
	public static void Main()
	{
		List<Model> list = new List<Model>() {
			new Model() { Number = "13330A"},
			new Model() { Number = "13230A"},
			new Model() { Number = "3330A"},
			new Model() { Number = "543330"},
			new Model() { Number = "48913"},
			new Model() { Number = "97798133"},
			new Model() { Number = "542130"}
		};
		
		foreach(Model v in getSearchResults(list)) {
			Console.WriteLine(v.Number);
		}
			
	}
}