foreach (string s in dataSequence)
{	
	var vowels = new char[] { 'a', 'e', 'i', 'o', 'u' };
	var consonants = new char[]
	{
		'b', 'c', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'm', 'n', 'p', 'q', 'r', 's', 't', 'v',
		'w', 'x', 'y', 'z'
	};

	var pattern = "";

	foreach (var character in name.ToLower())
	{
		if (vowels.Contains(character))
			pattern += 'V';
		else if (consonants.Contains(character))
			pattern += 'C';
		else
			pattern += character;
	}

	_patterns.Add(pattern);
}