The ramming mud song called "Om Sangla mani Padme Hung Hri" is very popular in Bhutan and is sung especially during the construction of typical Bhutanese house made of rammed earth. These age-old songs are solely sung by the group of people of western Bhutan, in particular Punakha, Wangdiphodrang, Thimphu, Dagana, Chhukha, Haa and Paro.