ASP.NET

<input id="phb_ynTransferAttend_rdbYes" type="radio" name="ctl01$phb$ynTransferAttend$phb_ynTransferAttend" value="rdbYes" checked="checked" class="req" required="required">

 private void button1_Click(object sender, EventArgs e)
        {

            spengin.RecognizeAsync(RecognizeMode.Multiple);


        }


private void spengin_SpeechRecognized(object sender, SpeechRecognizedEventArgs e)
        {
            switch (e.Result.Text)
            {
                case "hi":
                    MessageBox.Show("hi");
                    break;

                case "print developer":

                    textBox1.Text += "developer";
                    break;

                
            }
        }


private void Form1_Load(object sender, EventArgs e)
        {
            Choices command = new Choices();
            command.Add(new string[] { "hi", "print developer" });
            GrammarBuilder gbuilder = new GrammarBuilder();
            gbuilder.Append(command);
            Grammar grammar = new Grammar(gbuilder);
            spengin.LoadGrammarAsync(grammar);
            spengin.SetInputToDefaultAudioDevice();
            spengin.SpeechRecognized += spengin_SpeechRecognized;
        }