The circumflex accent marks a long vowel in the orthography or transliteration of several languages. Interlingua has a largely phonemic orthography. The correspondence between the orthography and pronunciation is somewhat complicated. It is characterized by a highly phonetic orthography. The correspondence between the orthography and pronunciation is complicated. Modern French orthography has restored the spelling . Pitman's system uses a phonemic orthography. They often changed spellings to match their Dutch orthography. This variant did not use any of the post-1933 changes in vocabulary, orthography and grammar. The following chart shows the consonants that are represented in Sahidic Coptic orthography. The popular orthographies seem to be a step ahead of any academic-based orthography. The Belarusian Academic Conference on Reform of the Orthography and Alphabet was convened in 1926. Hittite was written in an adapted form of Peripheral Akkadian cuneiform orthography from Northern Syria. They are given here in the pre-1918 orthography of the post-1708 civil alphabet. Tone is unwritten in the standard orthography.