protected TokenStreamComponents createComponents(String fieldName,
Reader reader) {
if (matchVersion.onOrAfter(Version.LUCENE_31)) {
final Tokenizer source = new StandardTokenizer(matchVersion, reader);
TokenStream result = new StandardFilter(matchVersion, source);
result = new ElisionFilter(result, DEFAULT_ARTICLES);
result = new LowerCaseFilter(matchVersion, result);
result = new StopFilter(matchVersion, result, stopwords);
if(!excltable.isEmpty())
result = new SetKeywordMarkerFilter(result, excltable);
if (matchVersion.onOrAfter(Version.LUCENE_36)) {