a-ak a-be a-ii aaaa aaab aaae aaai aaba aabb aabi aaea aaib aaii aaka aake abaa abab abae abai abak abb- abba abbb abbe abbi abee abez abia abib abie abza aebi aeka aiai aiba aiea aiee aiia aiib aika aike aiki aiza aize aizi akaa akae akai akee akia akie akik akka akki aza- azab azai azaz azia azie aziz azki azza azzi ba-i baaa baak baaz baba babb babe babi baek baez baia baib baie baik bak- baka bake baki baza baze bazi bbbb bbeb beak beba bebb bebe bebi beeb beek beia beik beka beke beki beze bezi biak biba bibb bibe bibi bieb bike bize bizz bzie bzzz eaba ebba eeea eeee eeka eeke eeze eiei eika eike eiki eka- ekab ekeb ekek ekka ekki ezek i-be iaaa iaai iaba iaea iaia ibea ibia ibie ieie iiie iiii ikea ikee ikki izak izba izia izki izze kaaa kaab kaai kaak kaba kabb kabe kabi kabz kaei kaia kaib kaie kaii kaik kaiz kaka kake kaki kakk kaza kaze kazi kazz kbaa kbab kbae kbai kbak kbaz kbba kbbb kbbe kbbi kbbk kbbz kbeb kbee kbek kbez kbia kbib kbie kbik kbiz kbkb kbkk kbkz kbze kbzi kbzz kea- keak keaz keba kebb kebe kebi keek keib keii keik keka kekb keke keki keza kezb keze kezi kezz kiab kiai kiba kibb kibe kibi kibz kiez kiia kiii kiik kika kiki kikk kikz kizz kkaa kkai kkba kkbb kkbe kkbi kkbz kkea kkez kkia kkik kkkk kkzz kzaz kzbb kzbe kzbi kzbk kzbz kzee kzia kziz kzke kzkz kzza kzzb kzzi kzzk kzzz zaba zabi zaia zaka zaki zakk zaza zazi zbek zbik zeae zeba zebe zeek zeke zeki zeze ziak ziaz ziba zika zike ziki ziza zizi zizz zzzz