public List<String>lastPassThough()
	{
		//List<PossibleWords> pw = new ArrayList<PossibleWords>();
		if(pw.size() != 0)
		{
		Collections.sort(pw);
		//Collections.reverse(pw);
		permutations = new ArrayList<String>();
		final int TOPTWENTY = 20;
		
		
		for(int i = 0; i < TOPTWENTY && i < pw.size(); i++)
		{
			PossibleWords now  = pw.get(i);
			
			permutations.add( now.toString());
			
		}
		}
		return permutations;
		
	}