private void listBoxLanguages_SelectedIndexChanged(object sender, EventArgs e)
{
listBoxWord.Items.Clear();
foreach (string word in WinFormsHelper.SelectLanguageWords(
listBoxList.GetItemText(listBoxList.SelectedItem),
listBoxLanguage.GetItemText(listBoxLanguage.SelectedItem)))
{
listBoxWord.Items.Add(word.Capitalize());
}
}