Fix minor typos in README.md (facebookresearch#5)

* typos

* one more

README.md

@@ -36,9 +36,9 @@ pip install -e .  # or if you cloned the repo locally
 
 ## Usage
 We offer a number of way to interact with MusicGen:
-1. You can play with MusicGen by running the jupyter notebook at [`demo.ipynb`](./demo.ipynb) locally, or use the provided [colab notebook](https://colab.research.google.com/drive/1fxGqfg96RBUvGxZ1XXN07s3DthrKUl4-?usp=sharing). 
+1. You can play with MusicGen by running the jupyter notebook at [`demo.ipynb`](./demo.ipynb) locally, or use the provided [colab notebook](https://colab.research.google.com/drive/1fxGqfg96RBUvGxZ1XXN07s3DthrKUl4-?usp=sharing).
 2. You can use the gradio demo locally by running `python app.py`.
-3. Finally, a demo is also available on the [`facebook/MusiGen`  HugginFace Space](https://huggingface.co/spaces/facebook/MusicGen) (huge thanks to all the HF team for their support).
+3. Finally, a demo is also available on the [`facebook/MusicGen`  HuggingFace Space](https://huggingface.co/spaces/facebook/MusicGen) (huge thanks to all the HF team for their support).
 
 ## API
 
@@ -55,7 +55,7 @@ GPUs will be able to generate short sequences, or longer sequences with the `sma
 **Note**: Please make sure to have [ffmpeg](https://ffmpeg.org/download.html) installed when using newer version of `torchaudio`.
 You can install it with:
 ```
-apt get install ffmpeg
+apt-get install ffmpeg
 ```
 
 See after a quick example for using the API.