public Hashtable genHashtable(String text)
	{
		Hashtable t = new Hashtable();
		
		String textGefiltert = alphabet.getAlphabetKonformerText(text,false);
		int laenge = textGefiltert.length();
		
		for (int i=0;i<laenge;i++)
		{
			for (int j=2;j<MAX_ZEICHENFOLGE && i + j < laenge;j++)
			{
				String temp = textGefiltert.substring(i, i + j);

				if (t.containsKey(temp))
				{
					((HaeufigkeitsElement)t.get(temp)).increment();
				}
				else
				{
					t.put(temp, new HaeufigkeitsElement(temp, 1));
				}
			}
		}
		
		return t;
	}