Find Modified Word From String In C#

using System;
using System.Net.NetworkInformation;
using System.Net;
using System.Net.Sockets;
using System.Text.RegularExpressions;
namespace Example
{
class Program
{
static void Main()
{
string s1 = "When you are writing server code you can never be sure what the IP address you see is refereeing to.In fact some users like it this way.";
string s2 = "When you are wrting server code yu cannn never be sure what the IP address you see is refering to.In fact some users like it this way";
string[] tempArr1 = s1.Split(' ');
string[] tempArr2 = s2.Split(' ');
int counter = 0;
for (int i = 0; i < tempArr1.Length; i++)
{
if (tempArr1[i] != tempArr2[i])
{
Console.WriteLine(tempArr1[i] + ", " + tempArr2[i]);
counter++;
}
}
Console.WriteLine("Total Modified Word::"+counter);
Console.ReadLine();
}
}
}