How to find and replace text inside table in Word document?

using Syncfusion.DocIO;
using Syncfusion.DocIO.DLS;

//Open the file as Stream.
using (FileStream fileStreamPath = new FileStream(Path.GetFullPath(@"../../../Data/Input.docx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
    //Load the input document.
    using (WordDocument document = new WordDocument(fileStreamPath, FormatType.Docx))
    {
        //Access table in Word document.
        WTable table = document.Sections[0].Tables[0] as WTable;
        //Find the text in Word document.
        TextSelection textSelection = document.Find("Adventure Works Cycles", false, true);
        //Find and replace text inside table.
        FindAndReplaceInTable(table, textSelection);
        using (FileStream outputFileStream = new FileStream(Path.GetFullPath("../../../Sample.docx"), FileMode.Create, FileAccess.ReadWrite))
        {
            //Save the document.
            document.Save(outputFileStream, FormatType.Docx); 
        }
    }
}

/// <summary>
/// Find and replace text inside table in the Word document.
/// </summary>
private static void FindAndReplaceInTable(WTable table, TextSelection textSelection)
{
    //Iterate through the rows of table.
    foreach (WTableRow row in table.Rows)
    {
        //Iterate through the cells of rows.
        foreach (WTableCell cell in row.Cells)
        {
            //Iterates through the items in cell.
            foreach (Entity entity in cell.ChildEntities)
            {
                if (entity.EntityType == EntityType.Paragraph)
                {
                    WParagraph paragraph = entity as WParagraph;
                    //Replace the specified regular expression with a TextSelection in the paragraph.
                    paragraph.Replace(new Regex("<<(.*)>>"), textSelection);
                }
                else if (entity.EntityType == EntityType.Table)
                {
                    FindAndReplaceInTable(entity as WTable, textSelection);
                }
            }
        }
    }
}