Complex sentence: Durga puja, Rojo festival, Kali puja, and Ratha Yatra are widely celebrated by Odia community in the above mentioned countries, for many those who cannot come to Odisha they celebrate the festival in the same manner as it is celebrated by Odias.
Split into simpler sentences: Durga puja, Rojo festival, Kali puja, and Ratha Yatra are widely celebrated by the Odia community. For many of those who cannot go to Odisha, they celebrate the festivals in the same manner as it is celebrated by Odias.