public async Task <List <LanguageModel> > TranslateToText(string _fromLanguage, List <string> _toLanguages)
        {
            // Creates an instance of a speech factory with specified
            // subscription key and service region. Replace with your own subscription key
            // and service region (e.g., "westus").
            var factory = SpeechFactory.FromSubscription(this.key, this.azureServer);
            List <LanguageModel> textAndTranslations = new List <LanguageModel>();

            using (TranslationRecognizer trecognizer = factory.CreateTranslationRecognizer(_fromLanguage, _toLanguages))
            {
                var result = await trecognizer.RecognizeAsync();

                if (result.RecognitionStatus != RecognitionStatus.Recognized)
                {
                    if (result.RecognitionStatus == RecognitionStatus.Canceled)
                    {
                        textAndTranslations.Add(new LanguageModel("Error", "There was an error, reason:" + result.RecognitionFailureReason));
                    }
                    else
                    {
                        textAndTranslations.Add(new LanguageModel("Error", "No speech could be recognized.\n"));
                    }
                }
                else
                {
                    if (result.TranslationStatus == TranslationStatus.Success)
                    {
                        textAndTranslations.Add(new LanguageModel(_fromLanguage, result.Text));
                        foreach (var element in result.Translations)
                        {
                            textAndTranslations.Add(new LanguageModel(element.Key, element.Value));
                            Console.WriteLine(element.Key);
                        }
                    }
                }
            }
            return(textAndTranslations);
        }