Wav2vec2 Dataset

I have been trying the code described in the huggingface blog https://huggingface.co/blog/fine-tune-wav2vec2-english.
While in the blog, when seeing random text from the dataset looks as shown below:
![image](https://user-images.githubusercontent.com/82436706/123511281-0ca13380-d69e-11eb-88b4-6e585f4f789e.png)
For me, trying the same code shows as below(same sentence)
![image](https://user-images.githubusercontent.com/82436706/123511305-25a9e480-d69e-11eb-892d-4692a13dbc7a.png)
Could you help to know what is this issue
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