Listen to Tao Keno Dekhcho Na online. Tao Keno Dekhcho Na is a Bengali language song and is sung by Bappa Mazumder and Fahmida Nabi. Tao Keno Dekhcho Na, from the album Ek Mutho Gaan 2, was released in the year 2010. The duration of the song is 4:11. Download Bengali songs online from JioSaavn.