Alphabet alphabet is sometimes claimed to be as small, but it actually consists of 18 letters, including the ʻokina and five long vowels. However, Hawaiian Braille has only 13 letters.) While Rotokas has a small alphabet because it has few phonemes to represent (just eleven), Book Pahlavi was small because many letters had been "conflated"—that is, the graphic distinctions had been lost over time, and diacritics were not developed to compensate for this as they were in Arabic, another script that lost many of its distinct letter shapes. For example, a comma-shaped letter represented "g", "d", "y", "k", or "j". However,
Mongolian Cyrillic alphabet highly unusual vertical script, and unlike other historically vertical-only scripts such as the Chinese script it cannot easily be adapted for horizontal use, which puts it at a disadvantage compared to Cyrillic for many modern purposes. Thus, the Cyrillic script continues to be used in everyday life. The Cyrillic alphabet used for Mongolian is as follows (with borrowed sounds in parentheses): Үү and Өө are sometimes also written as the Ukrainian letters Її (or Vv) and Єє respectively, when using Russian software or keyboards that do not support them. Initial long vowels and non-initial full vowels are written with double