private ArrayList<String> wordLetterPairs(String text)
	{
		ArrayList<String> result = new ArrayList<String>();
		// Tokenize the string and put the tokens/words into an array
		String[] words = text.split("\\s");
		// For each word
		for (int wordCounter = 0; wordCounter < words.length; wordCounter++)
		{
			// Find the pairs of characters
			String[] pairsInWord = letterPairs(words[wordCounter]);
			for (int p = 0; p < pairsInWord.length; p++)
			{
				result.add(pairsInWord[p]);
			}
		}
		return result;
	}