document.Add(new Field("fullpath", infile.Url, Field.Store.YES, Field.Index.ANALYZED));
            document.Add(new Field("title", infile.Title, Field.Store.YES, Field.Index.ANALYZED));
            document.Add(new Field("Description", infile.Description, Field.Store.YES, Field.Index.ANALYZED));

            for (int w = 0; w < downloadDocument.WordsArray.Length; w++)
            {
                document.Add(new Field("word", downloadDocument.WordsArray[w].ToLower(), Field.Store.YES, Field.Index.ANALYZED));
                document.Add(new Field("position", w.ToString(), Field.Store.YES, Field.Index.ANALYZED));
            


            }

  Directory index = FSDirectory.Open(IndexFolder);
            IndexReader reader = DirectoryReader.Open(index, true);
            var analyzer = new StandardAnalyzer(Lucene.Net.Util.Version.LUCENE_30);
            //create an index searcher that will perform the search
            Lucene.Net.Search.IndexSearcher searcher = new Lucene.Net.Search.IndexSearcher(reader);

            Lucene.Net.Index.Term searchTerm = new Lucene.Net.Index.Term("word", txtsearch);
            var finalQuery = new BooleanQuery();

            if (radioSimple.Checked)
            {
                Lucene.Net.Search.Query query1 = new Lucene.Net.Search.TermQuery(searchTerm);
            }
            else
            {

                Query query = new FuzzyQuery(searchTerm);
                finalQuery.Add(query, Occur.SHOULD);
            }


            var hits = searcher.Search(finalQuery, 5);