. "cantus planus"@la . "canto piano"@it . "chant, gregorian"@en . "chant, gallican"@en . . . "chant, old roman"@en . . "chant, mozarabic"@en . "plainsong"@en . "plain-chant"@en . . "Use for plainchant, Gregorian chant, and similar, except where an individual code has been assigned to a specific form"@en . "chants gr\u00E9goriens"@fr . "canto llano"@es . "choral Gregorianischer"@de . "canto gregoriano"@it . "chant gr\u00E9gorien"@fr . "English term is preferred globally." . "chant, ambrosian"@en . "chant, christian"@en . "choralgesang"@de .