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-14 Braille pattern dots-14 The Braille pattern dots-14 ( ) is a 6-dot or 8-dot braille cell with the two top dots raised. It is represented by the Unicode code point U+2809, and in Braille ASCII with "C". In unified international braille, the braille pattern dots-14 is used to represent unvoiced palatal fricatives or unvoiced alveolar affricates, such as /ts/, or /ç/, and is otherwise assigned as needed. It is also used to indicate the number 3. Related to Braille pattern dots-14 are Braille patterns 147, 148, and 1478, which are used in 8-dot braille systems, such as Gardner-Salinas and Luxembourgish