Listen to Olo Soi Olo Soi online. Olo Soi Olo Soi is a Bengali language song and is sung by Sumitra Sen. Olo Soi Olo Soi, from the album Hriday Basantabone - Love Songs Of Tagore,Vol. 2, was released in the year 1995. The duration of the song is 3:10. Download Bengali songs online from JioSaavn.