Morse code encoded the same way (A, O, E, I, T, M, N, R, K, etc.). Bulgarian alphabet contains 30 characters, which exactly match all possible combinations of 1, 2, 3, and 4 dots and dashes. Russian requires 1 extra character, "Ы" which is encoded with 5 elements. During early World War I (1914–1916), Germany briefly experimented with 'dotty' and 'dashy' Morse, in essence adding a dot or a dash at the end of each Morse symbol. Each one was quickly broken by Allied SIGINT, and standard Morse was restored by Spring 1916. Only a small percentage of Western Front (North Atlantic
Braille pattern dots-125 Braille pattern dots-125 The Braille pattern dots-125 ( ) is a 6-dot braille cell with the top left and both middle dots raised, or an 8-dot braille cell with the top left and both upper-middle dots raised. It is represented by the Unicode code point U+2813, and in Braille ASCII with H. In unified international braille, the braille pattern dots-125 is used to represent guttural fricatives and approximants, such as /h/, /ħ/, or /ɦ/, and is otherwise assigned as needed. It is also used for the number 8. Related to Braille pattern dots-125 are Braille patterns 1257, 1258, and 12578,