Bikash kacha mma aha pụtara: Ifịk, Iwe, Enyịn, Okike, Oké njọ. Nweta Bikash pụtara aha.
Jha kacha mma aha nna pụtara: Kechioma, Oké njọ, Emesapụ aka, Enyịn, Ifịk. Nweta Jha pụtara aha nna.
Aha ikpeazụ Jha kasị nkịtị na Bhutan, India, Nepal. Nweta Jha aha nna na-agbasa.
Kasị nkịtị surnames na aha Bikash: Adhikary, Singh, Mahanta, Sen, Shaw. Nweta List of surnames na aha Bikash.
Kasị nkịtị aha na aha ikpeazụ Jha: Mukesh, Pradeep, Pappu Kumar Jha, Manish, Neha. Nweta Aha na-aga na Jha.
Ndakọrịta nke Bikash na Jha bụ 80%. Nweta Ndakọrịta nke Bikash na Jha.