diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/IXLCell.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/IXLCell.cs
index 72a822b..309952b 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/IXLCell.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/IXLCell.cs
@@ -130,6 +130,8 @@
 
         IXLRange InsertData(IEnumerable data);
         IXLTable InsertTable(IEnumerable data);
+        IXLTable InsertTable(IEnumerable data, Boolean createTable);
         IXLTable InsertTable(IEnumerable data, String tableName);
+        IXLTable InsertTable(IEnumerable data, String tableName, Boolean createTable);
     }
 }
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook.cs
index 9ebc2da..f14bff7 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook.cs
@@ -307,16 +307,9 @@
             return Worksheets.Worksheet(position);
         }
 
-        private HashSet<String> addedSharedStrings = new HashSet<String>();
-        public void AddSharedString(String value)
-        {
-            addedSharedStrings.Add(value);
-        }
-
         public HashSet<String> GetSharedStrings()
         {
             HashSet<String> modifiedStrings = new HashSet<String>();
-            addedSharedStrings.ForEach(s => modifiedStrings.Add(s));
             foreach (var w in Worksheets.Cast<XLWorksheet>())
             {
                 foreach (var c in w.Internals.CellsCollection.Values)
@@ -324,6 +317,7 @@
                     if (
                         c.DataType == XLCellValues.Text
                         && !StringExtensions.IsNullOrWhiteSpace(c.InnerText)
+                        && c.ShareString
                         && !modifiedStrings.Contains(c.Value.ToString())
                         )
                     {
diff --git a/ClosedXML/ClosedXML/ClosedXML_Examples/Misc/DataTypes.cs b/ClosedXML/ClosedXML/ClosedXML_Examples/Misc/DataTypes.cs
index 12946f8..bebe5f5 100644
--- a/ClosedXML/ClosedXML/ClosedXML_Examples/Misc/DataTypes.cs
+++ b/ClosedXML/ClosedXML/ClosedXML_Examples/Misc/DataTypes.cs
@@ -167,8 +167,7 @@
             var cell = ws.Cell(ro, co + 1);
             cell.Value = "Not Shared";
             cell.ShareString = false;
-            // You can also add your own strings to the workbook's shared strings pool:
-            // workbook.AddSharedString("custom shared string");
+
             // To view all shared strings (all texts in the workbook actually), use the following:
             // workbook.GetSharedStrings()