Note that the letters Ӓ, Ҋ/Ј, Һ/’ (apostrophe), Ӆ, Ӎ, Ӊ, Ӈ, Ҏ, Ъ, Ь, Ҍ and Ӭ do not occur word initially, either because the letters mark features of preceding consonants or the sounds they represent do not occur word initially.