 This writing system continues to be used today, and is called "chữ Quốc ngữ" (literally "national language script").Meanwhile, the traditional "chữ Nôm", in which Girolamo Maiorica was an expert, was the main script conveying Catholic faith to Vietnamese until the late 19th century.Since the late 17th century, French missionaries of the Foreign Missions Society and Spanish missionaries of the Dominican Order were gradually taking the role of evangelisation in Vietnam.