Complex sentence: Main Spoken language is "Konkani" and most of the people belong to single large family with common last name called as "Dabir" and there are few "Kupe", "Kazi" & "Naik".
Split into simpler sentences: Main Spoken language is "Konkani" and most of the people belong to single large family with common last name as "Dabir". While also there are few people with last names as "Kupe", "Kazi" & "Naik".