original: M is the thirteenth letter of the basic modern Latin alphabet.
simplifications: M is the thirteenth letter of the modern Latin alphabet. M is the thirteenth letter of the Latin alphabet. M is thirteenth in the Latin alphabet. M is the thirteenth letter of the Latin alphabet. M is the thirteenth letter of today's Latin alphabet. M is the thirteenth letter in the modern Latin alphabet. M is the 13th letter in the Latin alphabet. M is the thirteenth letter of the alphabet. M is the 13th letter in the today's alphabet. M is the thirteenth letter of the modern Latin alphabet.