1. A computer-implemented method comprising: receiving speech audio data generated by a microphone of a computing device, wherein the speech audio data corresponds to an utterance received by the microphone; providing a transcription of the utterance for output in an output region of a display of the computing device, wherein the transcription of the utterance is obtained from an automated speech recognizer operable to transcribe the speech audio data corresponding to the utterance; receiving a user selection of a portion of the transcription of the utterance, the user-selected portion of the transcription of the utterance comprising one or more words; in response to receiving the user selection of the portion of the transcription of the utterance, presenting one or more controls at the display of the computing device that each correspond to (i) one or more alternate words for the user-selected portion of the transcription of the utterance or (ii) a remove command to remove the user-selected portion of the transcription of the utterance from the transcription of the utterance; receiving a user selection of a particular control from among the one or more controls; and updating the transcription of the utterance output in the output region of the display of the computing device based at least on the user selection of the particular control.