program.cs

public static void Main(string[] args)
        {
            var murmurHash32 = new MurmurHash32();
            var dict = new Dictionary<int, List<string>>();

            while (true)
            {
                var s = Guid.NewGuid().ToString();
                var bytes = Encoding.UTF8.GetBytes(s);
                var computeHash = murmurHash32.ComputeHash(bytes);
                var int32 = BitConverter.ToInt32(computeHash);

                if (dict.ContainsKey(int32) is false)
                {
                    dict[int32] = new List<string>();
                }

                dict[int32].Add(s);

                if (dict[int32].Count > 1)
                {
                    Console.WriteLine(string.Join(",", dict[int32]));
                }
            }
        }

public static void Main(string[] args)
        {
            var murmurHash32 = new MurmurHash32();

            while (true)
            {
                var s = Guid.NewGuid().ToString();
                var bytes = Encoding.ASCII.GetBytes(s);
                var computeHash = murmurHash32.ComputeHash(bytes);
                var int32 = BitConverter.ToInt32(computeHash);

                if (int32 == 1228476406)
                {
                    Console.WriteLine(s);
                }
            }
        }