Listen to Onek Kotha Bolechhilem online. Onek Kotha Bolechhilem is a Bengali language song and is sung by Swastika Mukhopadhyay. Onek Kotha Bolechhilem, from the album Onek Kotha Bolechhilem, was released in the year 2022. The duration of the song is 4:20. Download Bengali songs online from JioSaavn.