diff --git a/lib/layouttranslations b/lib/layouttranslations
index 01d1197373..4db7f82ce5 100644
--- a/lib/layouttranslations
+++ b/lib/layouttranslations
@@ -12,7 +12,7 @@ Translation ar
 	"Assumption" "فرضية"
 	"Axiom" "مُسلّمة"
 	"Case" "حالة"
-	"Chart" "رسم بياني"
+	"Chart" "جدول بياني"
 	"Claim" "متطلب"
 	"Conclusion" "استنتاج"
 	"Condition" "شرط"
@@ -23,17 +23,17 @@ Translation ar
 	"Example" "مثال"
 	"Exercise" "تمرين"
 	"Fact" "حقيقة"
-	"Graph[[mathematical]]" "شكل بياني"
+	"Graph[[mathematical]]" "رسم بياني"
 	"Lemma" "قضية مساعدة"
 	"List of Algorithms" "قائمة الخوارزميات"
-	"List of Charts" "قائمة الرسوم البيانية"
-	"List of Graphs[[mathematical]]" "قائمة الأشكال البيانية"
+	"List of Charts" "قائمة الجداول البيانية"
+	"List of Graphs[[mathematical]]" "قائمة الرسوم البيانية"
 	"List of Listings" "قائمة القوائم"
 	"List of Schemes" "قائمة المخططات"
 	"List of Tableaux" "قائمة الجداول"
 	"Listing" "عمل قوائم"
 	"Listings[[List of Listings]]" "القوائم"
-	"Nomenclature[[output]]" "المصطلحات"
+	"Nomenclature[[output]]" "المصطلح"
 	"Notation" "تدوين"
 	"Note" "ملاحظة"
 	"Problem" "مشكلة"
@@ -52,46 +52,47 @@ Translation ar
 End
 
 Translation bg
-	"Acknowledgement" "Acknowledgement"
+	"Acknowledgement" "Признателност"
 	"Algorithm" "Aлгоритъм"
-	"Assumption" "Assumption"
-	"Axiom" "Axiom"
-	"Case" "Case"
-	"Chart" "Chart"
-	"Claim" "Claim"
+	"Assumption" "Допускане"
+	"Axiom" "Аксиома"
+	"Case" "Случай"
+	"Chart" "Изображение"
+	"Claim" "Твърдение"
 	"Conclusion" "Заключение"
 	"Condition" "Условие"
-	"Conjecture" "Conjecture"
-	"Corollary" "Corollary"
-	"Criterion" "Criterion"
-	"Definition" "Дефиниция"
+	"Conjecture" "Предположение"
+	"Corollary" "Следствие"
+	"Criterion" "Признак"
+	"Definition" "Определение"
 	"Example" "Пример"
 	"Exercise" "Упражнение"
 	"Fact" "Факт"
-	"Graph[[mathematical]]" "Graph"
+	"Graph[[mathematical]]" "Графика"
 	"Lemma" "Лема"
-	"List of Algorithms" "List of Algorithms"
-	"List of Charts" "List of Charts"
-	"List of Graphs[[mathematical]]" "List of Graphs"
-	"List of Listings" "Listings"
-	"List of Schemes" "List of Schemes"
-	"List of Tableaux" "List of Tableaux"
-	"Listing" "Listing"
-	"Listings[[List of Listings]]" "Listings"
-	"Notation" "Notation"
-	"Note" "Бележка"
-	"Problem" "Проблем"
+	"List of Algorithms" "Списък на алгоритмите"
+	"List of Charts" "Списък на диаграмите"
+	"List of Graphs[[mathematical]]" "Списък на изображенията"
+	"List of Listings" "Списък на списъците"
+	"List of Schemes" "Списък на чертежите"
+	"List of Tableaux" "Списък на таблиците"
+	"Listing" "Списък"
+	"Listings[[List of Listings]]" "Списъци"
+	"Nomenclature[[output]]" "Nomenclature"
+	"Notation" "Означение"
+	"Note" "бележка"
+	"Problem" "Задача"
 	"Proof" "Доказателство"
-	"Property" "Property"
-	"Proposition" "Допускане"
+	"Property" "Своиство"
+	"Proposition" "Твърдение"
 	"Question" "Въпрос"
-	"Remark" "Remark"
-	"Scheme" "Scheme"
+	"Remark" "Забележка"
+	"Scheme" "Чертеж"
 	"Solution" "Решение"
 	"Summary" "Обобщение"
-	"Tableau" "Tableau"
+	"Tableau" "Таблица"
 	"Theorem" "Теорема"
-	"page[[nomencl]]" "page"
+	"page[[nomencl]]" "страница"
 	"see equation[[nomencl]]" "see equation"
 End
 
@@ -1567,7 +1568,7 @@ Translation zh_CN
 	"List of Algorithms" "算法列表"
 	"List of Charts" "图表列表"
 	"List of Graphs[[mathematical]]" "图形列表"
-	"List of Listings" "程序列表"
+	"List of Listings" "程序列表的列表"
 	"List of Schemes" "方案列表"
 	"List of Tableaux" "场景列表"
 	"Listing" "程序列表"
@@ -1586,8 +1587,8 @@ Translation zh_CN
 	"Summary" "小结"
 	"Tableau" "场景"
 	"Theorem" "定理"
-	"page[[nomencl]]" "page"
-	"see equation[[nomencl]]" "see equation"
+	"page[[nomencl]]" "页"
+	"see equation[[nomencl]]" "见公式"
 End
 
 Translation zh_TW