Montenegrin alphabet considered as digraphs). These parallel the two letters of the Montenegrin Cyrillic alphabet not found in Serbian, С́ and З́. These, respectively, could also be represented in the original alphabets as "šj" and "žj", and шj and жj. It also uses some Latin extended letters, composed with a basic Latin letter and one of two combining accents (the acute accent or caron, over C, S, and Z), and a supplementary base consonant Đ: they are needed to note additional phonetic distinctions (notably to preserve the distinctions that are present in the Cyrillic script with which the Montenegrin language has also
Greek alphabet with no Greek equivalents still remain in this block (U+03E2 to U+03EF). To write polytonic Greek, one may use combining diacritical marks or the precomposed characters in the "Greek Extended" block (U+1F00 to U+1FFF). Combining and spacing (letter-free) diacritical marks pertaining to Greek language: IBM code pages 437, 860, 861, 862, 863, and 865 contain the letters ΓΘΣΦΩαδεπστφ (plus β as an alternate interpretation for ß). Greek alphabet The Greek alphabet has been used to write the Greek language since the late ninth or early eighth century BC. It is derived from the earlier Phoenician alphabet, and was the first