diff --git a/i18n/it.json b/i18n/it.json
index 45addca..cf277c3 100644
--- a/i18n/it.json
+++ b/i18n/it.json
@@ -3,12 +3,29 @@
 		"authors": [
 			"Beta16",
 			"Ricordisamoa",
-			"Statix64"
+			"Statix64",
+			"Fringio"
 		]
 	},
 	"math-desc": "Esegue il rendering di formule matematiche tra i tag <code>&lt;math&gt;</code> ... <code>&lt;/math&gt;</code>",
+	"math-visualeditor-mwmathinspector-display": "Aspetto",
+	"math-visualeditor-mwmathinspector-display-block": "Blocco",
+	"math-visualeditor-mwmathinspector-display-default": "Predefinito",
+	"math-visualeditor-mwmathinspector-display-inline": "In linea",
 	"math-visualeditor-mwmathinspector-id": "ID collegamento (opzionale)",
 	"math-visualeditor-mwmathinspector-title": "Formula",
+	"math-visualeditor-symbol-group-accents": "Accenti",
+	"math-visualeditor-symbol-group-arrows": "Frecce",
+	"math-visualeditor-symbol-group-derivatives": "Derivate",
+	"math-visualeditor-symbol-group-functions": "Funzioni",
+	"math-visualeditor-symbol-group-geometry": "Geometria",
+	"math-visualeditor-symbol-group-logic": "Logica",
+	"math-visualeditor-symbol-group-modular": "Modulare",
+	"math-visualeditor-symbol-group-operators": "Operatori",
+	"math-visualeditor-symbol-group-relations": "Relazioni",
+	"math-visualeditor-symbol-group-root": "Radice",
+	"math-visualeditor-symbol-group-special": "Speciale",
+	"math-visualeditor-symbol-group-unsorted": "Indifferenziato",
 	"math_bad_output": "Impossibile scrivere o creare la directory di output per math",
 	"math_bad_tmpdir": "Impossibile scrivere o creare la directory temporanea per math",
 	"math_failure": "Errore del parser",
@@ -24,6 +41,8 @@
 	"math_syntax_error": "errore di sintassi",
 	"math_timeout": "$1 timeout da \"$2\"",
 	"math-test-fail": "Test ''$1'' <span style=\"color:red\">fallito</span>.",
+	"math-test-success": "Test ''$1'' <span style=\"color:green\">riuscito</span>.",
+	"math-test-contains-diff": "La stringa restituita $1 non contiene la stringa attesa $2.",
 	"math-test-equals-diff": "La stringa restituita $1 è diversa dalla stringa prevista $2.",
 	"math_tip": "Formula matematica (LaTeX)",
 	"math_unknown_error": "errore sconosciuto",
diff --git a/i18n/ps.json b/i18n/ps.json
index 9a07f33..d6e9626 100644
--- a/i18n/ps.json
+++ b/i18n/ps.json
@@ -6,9 +6,11 @@
 	},
 	"math-visualeditor-mwmathinspector-display-default": "تلواليز",
 	"math-visualeditor-mwmathinspector-title": "فورمول",
+	"math-visualeditor-symbol-group-accents": "گړدودونه",
 	"math-visualeditor-symbol-group-arrows": "غشي",
 	"math-visualeditor-symbol-group-geometry": "زمکمېچنه",
 	"math-visualeditor-symbol-group-logic": "منطق",
+	"math-visualeditor-symbol-group-relations": "اړيکې",
 	"math-visualeditor-symbol-group-special": "ځانگړی",
 	"math_sample": "فورمول دلته ځای کړی",
 	"math_tip": "شمېرپوهنيز فورمول (LaTeX)",
diff --git a/i18n/sv.json b/i18n/sv.json
index bb1c0ad..e4c698c 100644
--- a/i18n/sv.json
+++ b/i18n/sv.json
@@ -18,6 +18,10 @@
 	"math-visualeditor-mwmathinspector-display-inline": "I texten",
 	"math-visualeditor-mwmathinspector-id": "Länk-ID (valfritt)",
 	"math-visualeditor-mwmathinspector-title": "Formel",
+	"math-visualeditor-symbol-group-arrows": "Pilar",
+	"math-visualeditor-symbol-group-functions": "Funktioner",
+	"math-visualeditor-symbol-group-geometry": "Geometri",
+	"math-visualeditor-symbol-group-relations": "Relationer",
 	"math_bad_output": "Kan inte skriva till eller skapa mapp för matematikresultat",
 	"math_bad_tmpdir": "Kan inte skriva till eller skapa temporär mapp för matematikresultat",
 	"math_failure": "Misslyckades med att tolka formel.",