Listen to Neelavanam Thannil online. Neelavanam Thannil is a Sanskrit language song and is sung by Bombay Sisters and Oottukkadu Venkata Kavi. Neelavanam Thannil, from the album Neelavanam Thannil Vol. 2, was released in the year 2008. The duration of the song is 5:03. Download Sanskrit songs online from JioSaavn.