//this is for debug or test purpose only to log available extra locale on adb using  "adb logcat -s Unity" comand on command prompt or terminal
 public void CheckSpeechRecognizerExtraLanguage()
 {
     string[] extraLanguageAvailable = speechPlugin.GetExtraLanguage();
     foreach (string extraLocale in extraLanguageAvailable)
     {
         Debug.Log(TAG + extraLocale);
     }
 }