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-35 Braille pattern dots-35 The Braille pattern dots-35 ( ) is a 6-dot braille cell with the bottom left and middle right dots raised, or an 8-dot braille cell with the lower-middle left and upper-middle right dots raised. It is represented by the Unicode code point U+2814, and in Braille ASCII with the number 9. In unified international braille, the braille pattern dots-35 is used to represent unrounded, close or near-close, front to central vowel, such as /i/, /ɪ/, /ɪ̈/, or /ɨ/ when multiple letters correspond to these values, and is otherwise assigned as needed. Related to Braille pattern dots-35 are