Stream.of(hits).map(SearchHit::getId).forEach(id -> bulkRequestBuiler.add(new DeleteRequest(index, id)));

                    final BulkResponse bulkResponse = bulkRequestBuiler.execute().actionGet(settings.getBulkTimeout());
                    if (bulkResponse.hasFailures()) {
                        throw new SuggesterException(bulkResponse.buildFailureMessage());
                    }