using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
 
public class Test
{
	public static void Main()
	{
		var regex = new Regex("(A)(bC*)*");
           var tedwr = regex.Matches("AbCCbbCbCCCCbbb");
           var match = regex.Matches("AbCCbbCbCCCCbbb")
               .Cast<Match>()
               .SelectMany(x => x.Groups.Cast<Group>()
                   .SelectMany(v => v.Captures
                       .Cast<Capture>()
                       .Select(t => t.Value)
                   )
               )
               .ToList();
           foreach (var s in match)
               Console.WriteLine(s);
	}
}

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