Cosmetics and typo fixes.

model.py

@@ -185,7 +185,7 @@ def add_model_flags(parser):
       default=16000,
       help="Optional: Sample Rate. The model expects 16000. "
       "However you may alternative sampling rate that may or may not work."
-      "If you speicify 48000 it will be downsampled to 16000.")
+      "If you specify 48000 it will be downsampled to 16000.")
 
 def classify_audio(audio_device_index, engine, labels_file,
                    commands_file=None,

run_hearing_snake.py

@@ -265,10 +265,11 @@ def __init__(self, display_width, display_height):
     self.apple = Apple(display_width, display_height)
     self._update_player_to_apple_dist()
     self._gameover_text = 'Say \'launch game\' to start the game!\n'
-    self._gameover_text += '\nConrols:\n'
+    self._gameover_text += '\nControls: You can say any of\n\n'
     for d in ["up", "down", "left", "right"]:
-      self._gameover_text += 'Say \'move %s\', \'go %s\' ' % (d, d)
-      self._gameover_text +=  'or \'turn %s\' to make the snake go %s.\n' % (d, d)
+      self._gameover_text += '\'move %s\', \'go %s\' ' % (d, d)
+      self._gameover_text +=  'or \'turn %s\'\n' % (d)
+    self._gameover_text += '\n\n to control your snake.'
 
   def _update_gameover_text(self):
     self._gameover_text = ''