Galal came up with an entirely new set of symbols for the Somali vowels .
In the 1950s , the Somali linguist Musa Haji Ismail Galal ( 1917 -- 1980 ) introduced a more radical alteration of Arabic to represent Somali .
Musa Haji Ismail Galal came up with an entirely new set of symbols for the Somali vowels .
In the 1950s , the Somali linguist Musa Haji Ismail Galal ( 1917 -- 1980 ) introduced a more radical alteration of Arabic to represent Somali .