public void BED_2_FindsExpectedWords()
            {
                ClassicWordLadder ladder             = new ClassicWordLadder("bed", "Where you sleep.");
                List <string>     nextWordCandidates = ladder.FindNextWordsInChain("bed", 2);

                foreach (string nextWord in nextWordCandidates)
                {
                    Console.WriteLine(nextWord);
                }
                Assert.AreEqual(3, nextWordCandidates.Count);
            }