Biraj kacha mma aha pụtara: Kechioma, Enyịn, Ifịk, Okike, Obodo. Nweta Biraj pụtara aha.
Dutta kacha mma aha nna pụtara: Oge a, Enyịn, Eru, Enyi na enyi, Obodo. Nweta Dutta pụtara aha nna.
Aha ikpeazụ Dutta kasị nkịtị na Bangladesh, India. Nweta Dutta aha nna na-agbasa.
Kasị nkịtị surnames na aha Biraj: Dutta. Nweta List of surnames na aha Biraj.
Kasị nkịtị aha na aha ikpeazụ Dutta: Sohini, Mishur, Soumyadeep, Himadri, Paramita. Nweta Aha na-aga na Dutta.
Ndakọrịta nke Biraj na Dutta bụ 71%. Nweta Ndakọrịta nke Biraj na Dutta.