C#

/// <summary>
/// DataView for files list and select
/// </summary>
private DataView dvFiles = new DataView();

List<Track> tracks = GetTracks();
tracks.Sort();
DataTable dt = tracks.ToDataTable();
dvFiles = new DataView(dt);
dgvTracks.DataSource = dvFiles;

/// <summary>
/// A Filter changed - update the DataView
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void textBoxFilter_TextChanged(object sender, EventArgs e)
    {
    StringBuilder sb = new StringBuilder();
    AppendFilter(sb, "TrackName", tbTrackFilter.Text, "");
    AppendFilter(sb, "Band", tbBandFilter.Text, " AND ");
    AppendFilter(sb, "Album", tbAlbumFilter.Text, " AND ");
    dvFiles.RowFilter = sb.ToString();
    }

string input = "My Name Is Ali";
string[] parts = Regex.Split(input, @"\sIs\s");

string[] parts = input.Split(new string[] { " Is " }, StringSplitOptions.None);

static void Main(string[] args)
        {
            String s = "the bestiality displayed by the main character, Ali, suggests that there is a causality at stake here";
            string pattern = @"\bali\b";
            string replace = "/";
            var s1 = Regex.Replace(s, pattern, replace, RegexOptions.IgnoreCase);
            string[] parts = s1.Split('/');
            for (int i = 0; i < parts.Length; i++)
                Console.WriteLine(parts[i]+ i.ToString());
            Console.ReadLine();

        }

string input = "the bestiality displayed by the main character, Ali, suggests that there is a causality at stake here";
string pattern = @"\bali\b";

string[] parts = Regex.Split(input, pattern, RegexOptions.IgnoreCase);