<prompt> Ho latela khoele e latelang, fumana palo ea likhoele tse nyane tse nang le tlhaku m?boiketlo  <response>: Instruction in English: Given the following string, find the number of substrings containing the letter m? . Response in English: In the given string comfortable, there are a total of 2 substrings that contain the letter m. These substrings are com and m. . Response in Sesotho: Ka khoele e fanoeng comfortable, ho na le kakaretso ea li-substrings tse 2 tse nang le tlhaku m. Li-substrings tsena ke com le m. 