The first three words going, azŭ, buky, vědě, with the Cyrillic collation order being, А, Б, В. However, this was later abandoned in favor of a system similar to Latin.
ðə fˈɜːst θɹˈiː wˈɜːdz ɡˈoʊɪŋ, ˈɑːzuː, bˈʌki, vˈiːd, wɪððə sɪɹˈɪlɪk kəlˈeɪʃən ˈɔːɹdɚ bˈiːɪŋ, ˈææ, bˈɛː, vˈɛː. haʊˈɛvɚ, ðɪs wʌz lˈeɪɾɚɹ ɐbˈændənd ɪn fˈeɪvɚɹ əvə sˈɪstəm sˈɪmɪlɚ tə lˈætɪn.