diff --git a/dnet-pace-core/src/main/resources/eu/dnetlib/pace/config/translation_map.csv b/dnet-pace-core/src/main/resources/eu/dnetlib/pace/config/translation_map.csv
index bab68360d2..4aad426f0d 100644
--- a/dnet-pace-core/src/main/resources/eu/dnetlib/pace/config/translation_map.csv
+++ b/dnet-pace-core/src/main/resources/eu/dnetlib/pace/config/translation_map.csv
@@ -58,7 +58,7 @@ key::57;social;sociali;social;social;Sozial;sociaal;maatschappelijk;κοινων
 key::58;environmental;ambiente;medioambiental;ambiente;medioambiente;meioambiente;Umwelt;milieu;milieuwetenschap;milieukunde;περιβαλλοντικός;περιβαλλοντική;περιβαλλοντικό;περιβαλλοντικά;çevre;környezeti;okoliški;keskonna;;
 key::59;business;economia;economiche;economica;negocio;empresa;negócio;Unternehmen;bedrijf;bedrijfskunde;επιχείρηση;iş;üzleti;posel;ettevõte/äri;
 key::60;pharmaceuticals;pharmacy;farmacia;farmaceutica;farmacéutica;farmacia;farmacêutica;farmácia;Pharmazeutika;Arzneimittelkunde;farmaceutica;geneesmiddelen;apotheek;φαρμακευτικός;φαρμακευτική;φαρμακευτικό;φαρμακευτικά;φαρμακείο;ilaç;eczane;gyógyszerészeti;gyógyszertár;farmacevtika;lekarništvo;farmaatsia;farmatseutiline;
-key::61;healthcare;salute;atenciónmédica;cuidadodelasalud;cuidadoscomasaúde;Gesundheitswesen;gezondheidszorg;ιατροφαρμακευτικήπερίθαλψη;sağlıkhizmeti;egészségügy;zdravstvo;tervishoid;tervishoiu;
+key::61;healthcare;health services;salute;atenciónmédica;cuidadodelasalud;cuidadoscomasaúde;Gesundheitswesen;gezondheidszorg;ιατροφαρμακευτικήπερίθαλψη;sağlıkhizmeti;egészségügy;zdravstvo;tervishoid;tervishoiu;
 key::62;history;storia;historia;história;Geschichte;geschiedenis;geschiedkunde;ιστορία;tarih;történelem;zgodovina;ajalugu;
 key::63;materials;materiali;materia;materiales;materiais;materialen;υλικά;τεκμήρια;malzemeler;anyagok;materiali;materjalid;vahendid;
 key::64;economics;economia;economiche;economica;economía;economia;Wirtschaft;economie;οικονομικά;οικονομικέςεπιστήμες;ekonomi;közgazdaságtan;gospodarstvo;ekonomija;majanduslik;majandus;
diff --git a/dnet-pace-core/src/test/java/eu/dnetlib/pace/clustering/ClusteringFunctionTest.java b/dnet-pace-core/src/test/java/eu/dnetlib/pace/clustering/ClusteringFunctionTest.java
index 58f86d01d6..265f3973f8 100644
--- a/dnet-pace-core/src/test/java/eu/dnetlib/pace/clustering/ClusteringFunctionTest.java
+++ b/dnet-pace-core/src/test/java/eu/dnetlib/pace/clustering/ClusteringFunctionTest.java
@@ -46,7 +46,7 @@ public class ClusteringFunctionTest extends AbstractPaceTest {
 	@Test
 	public void testNgramPairs() {
 		params.put("ngramLen", 3);
-		params.put("max", 3);
+		params.put("max", 1);
 
 		final ClusteringFunction np = new NgramPairs(params);
 
diff --git a/dnet-pace-core/src/test/java/eu/dnetlib/pace/distance/DistanceAlgoTest.java b/dnet-pace-core/src/test/java/eu/dnetlib/pace/distance/DistanceAlgoTest.java
index 11ae4183ae..1cce9a65b0 100644
--- a/dnet-pace-core/src/test/java/eu/dnetlib/pace/distance/DistanceAlgoTest.java
+++ b/dnet-pace-core/src/test/java/eu/dnetlib/pace/distance/DistanceAlgoTest.java
@@ -1,5 +1,6 @@
 package eu.dnetlib.pace.distance;
 
+import eu.dnetlib.pace.clustering.NGramUtils;
 import eu.dnetlib.pace.distance.algo.JaroWinklerNormalizedName;
 import org.junit.Before;
 import org.junit.Test;
@@ -25,6 +26,12 @@ public class DistanceAlgoTest extends AbstractPaceFunctions {
 		params.put("weight", 1.0);
 	}
 
+	@Test
+	public void testCleanForSorting() {
+		NGramUtils utils = new NGramUtils();
+		System.out.println("utils = " + utils.cleanupForOrdering("University of Pisa"));
+	}
+
 	@Test
 	public void testGetNumbers() {
 		System.out.println("Numbers        : " + getNumbers(TEST_STRING));