/// <summary>
        /// Gets the similar words.
        /// </summary>
        /// <param name="reader">The reader.</param>
        /// <param name="fieldName">Name of the field.</param>
        /// <param name="word">The word.</param>
        /// <returns></returns>
        private string[] SuggestSimilar(IndexReader reader, string fieldName, string word)
        {
            var spell = new SpellChecker(reader.Directory());

            spell.IndexDictionary(new LuceneDictionary(reader, fieldName));
            var similarWords = spell.SuggestSimilar(word, 2);

            // now make sure to close the spell checker
            spell.Close();

            return(similarWords);
        }