Using C#, how can I replace similar words?

Question

Assuming these two strings:

string s1=\"control\";
string s2=\"conrol\"; (or \"ocntrol\", \"onrtol\", \"lcontro\" etc.)

How can I programatical

Answer 1

I'll Suggest a simpler answer. Compare the length of the 2 strings & also compare the sum of ASCII values of the both strings.