Listen to Ao Aa Ko Kho online. Ao Aa Ko Kho is an Assamese language song and is sung by Kallol Borthakur and Nomi Nisha. Ao Aa Ko Kho, from the album Ao Aa Ko Kho, was released in the year 2021. The duration of the song is 4:05. Download Assamese songs online from JioSaavn.