private Paragraph getNextPara()
{
if (textBox1.SelectionLength == 0)
{
foreach (var para in _paragraphs)
{
if (textBox1.SelectionStart == para.Start && para.Sentences.Any())
{
return para;
}
}
}
return _paragraphs.FirstOrDefault(para => para.Start > textBox1.SelectionStart);
}