Original sentence: Most of the largest languages (in terms of speakers) are a part of the Indo-Aryan group: Hindustani (Urdu, ~590 million), Bengali (205 million), Punjabi (100 million), Marathi (75 million), Gujarati (50 million), Bhojpuri (40 million), Awadhi (40 million), Maithili (35 million), Odia (35 million), Marwari (30 million), Sindhi (25 million), Assamese (24 million), Rajasthani (20 million), Chhattisgarhi (18 million), Sinhalese (19 million), Nepali (17 million),Bishnupuriya (12 million) and Rangpuri (15 million)
Edited sentence: Most of the largest languages (in terms of speakers) are a part of the Indo-Aryan group: Hindustani (Urdu/Hindi, ~590 million), Bengali (205 million), Punjabi (100 million), Marathi (75 million), Gujarati (50 million), Bhojpuri (40 million), Awadhi (40 million), Maithili (35 million), Odia (35 million), Marwari (30 million), Sindhi (25 million), Assamese (24 million), Rajasthani (20 million), Chhattisgarhi (18 million), Sinhalese (19 million), Nepali (17 million),Bishnupuriya (12 million) and Rangpuri (15 million)