diff --git a/D4S_UCDs/PRE/preVRE/Concessioni.json b/D4S_UCDs/PRE/preVRE/Concessioni.json
index 835e083..51945ad 100644
--- a/D4S_UCDs/PRE/preVRE/Concessioni.json
+++ b/D4S_UCDs/PRE/preVRE/Concessioni.json
@@ -448,13 +448,12 @@
             "paths": [
               "_theDocument.nome",
               "_theDocument.introduzione",
-              "_theDocument.authors",
               "_theDocument.contributore",
-              "_theDocument.titolari",
               "_theDocument.editore",
               "_theDocument.responsabile",
               "_theDocument.paroleChiaveLibere",
-              "_theDocument.paroleChiaveICCD"
+              "_theDocument.cronologiaMacrofase",
+              "_theDocument.contestoIndagine"
             ],
             "operator": "$or",
             "searchable": true,
@@ -481,16 +480,6 @@
             "sortable": false,
             "asResult": true
           },
-          {
-            "label": "Author/s",
-            "paths": [
-              "_theDocument.authors"
-            ],
-            "operator": "$and",
-            "searchable": false,
-            "sortable": true,
-            "asResult": true
-          },
           {
             "label": "Project Start (yyyy-mm-dd)",
             "paths": [
@@ -506,7 +495,6 @@
             "paths": [
               "_theDocument.authors",
               "_theDocument.contributore",
-              "_theDocument.titolari",
               "_theDocument.editore",
               "_theDocument.responsabile"
             ],
@@ -519,6 +507,7 @@
             "label": "Keywords",
             "paths": [
               "_theDocument.paroleChiaveLibere",
+              "_theDocument.cronologiaMacrofase",
               "_theDocument.paroleChiaveICCD"
             ],
             "operator": "$or",
@@ -579,13 +568,12 @@
             "paths": [
               "_theDocument.nome",
               "_theDocument.introduzione",
-              "_theDocument.authors",
               "_theDocument.contributore",
-              "_theDocument.titolari",
               "_theDocument.editore",
               "_theDocument.responsabile",
               "_theDocument.paroleChiaveLibere",
-              "_theDocument.paroleChiaveICCD"
+              "_theDocument.cronologiaMacrofase",
+              "_theDocument.contestoIndagine"
             ],
             "operator": "$or",
             "searchable": true,
@@ -637,7 +625,6 @@
             "paths": [
               "_theDocument.authors",
               "_theDocument.contributore",
-              "_theDocument.titolari",
               "_theDocument.editore",
               "_theDocument.responsabile"
             ],
@@ -650,6 +637,7 @@
             "label": "Keywords",
             "paths": [
               "_theDocument.paroleChiaveLibere",
+              "_theDocument.cronologiaMacrofase",
               "_theDocument.paroleChiaveICCD"
             ],
             "operator": "$or",