Used for

• Cuoi language
• Dui language
• Khamen-boran language
• Khamenboran language
• Kouai language
• Kouei language
• Koui language
• Kuay language
• Kuoy language
• Kuy language
• Old Khmer language (Kui)
• Soai language
• Souei language
• Suai language
• Suay language
• Suei language
• Sui language (Mon-Khmer)
• Suoi language