public com.google.cloud.speech.v1.StreamingRecognitionResult.Builder addResultsBuilder(
        int index) {
      return getResultsFieldBuilder()
          .addBuilder(
              index, com.google.cloud.speech.v1.StreamingRecognitionResult.getDefaultInstance());
    }
<pre>
This repeated list contains zero or more results that
correspond to consecutive portions of the audio currently being processed.
It contains zero or one `is_final=true` result (the newly settled portion),
followed by zero or more `is_final=false` results (the interim results).
</pre>

<code>repeated .google.cloud.speech.v1.StreamingRecognitionResult results = 2;</code>
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/StreamingRecognizeResponse.java