Update README.md

README.md

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 This dataset is cloned from another [dataset](https://huggingface.co/datasets/phongmt184172/mtet). \
-We saw that the samples in this dataset is augmented from ~4.2M to ~8.3M samples to allow both En-Vi and Vi-En translation. However, we only want En-Vi translation, so we remove duplication in this dataset. 
+We saw that the samples in this dataset is augmented from ~4.2M to ~8.3M samples to allow both En-Vi and Vi-En translation. \
+However, we only want En-Vi translation, so we remove duplication in this dataset. 
 
 The original version belongs to [VietAI](https://github.com/vietai/mTet) but it is unable to accept now. You can read the paper about the dataset [here](https://arxiv.org/abs/2210.05610) \
 for more information.