bbbb bbdd bbdo bddh bdii bhoi bibb bibi bibo bidi bido bihi bikh biko bio- bioi bobb bobi bobo bodb bodh bodi bodo bohd boho boi- boid boii boki boko boob bood booh book d-bo dddd dhod dibb dibo didi dido diii dikh diki diko dkid dobb dobi dod- dodd dodi dodo doid doki doko doob dood dook h-ii hbio hdbk hdod hhhh hibi hidi hihi hiho hiki hiob hobo hodh hodi hodk hoho hoid hoik hoki hoko hood hook ibdo ibid iddo idid idio ihob iiii iiio iioi iioo ikid ikki ikko ikoo iobi iod- iodd iodo ioii ioio ioko iooi iooo k-id kbbb kbbd kbbi kbbk kbbo kbdb kbdi kbdo kbhb kbhh kbhi kbib kbid kbik kbio kbkb kbkk kbko kbob kbod kboi kbok kboo kdbb kdbi kddb kddd kddi kddk kdio kdkb kdkd kdkk kdko kdok khbd khdk khhk khho khid khii khio khki khkk khob khoi khok kibb kibi kibo kidb kidd kidi kidk kido kihh kihi kihk kiho kiid kiii kiik kikd kiki kikk kiko kiod kioh kioi kiok kioo kkbb kkbd kkbi kkbo kkdd kkdo kkhb kkhh kkhi kkhk kkid kkik kkkk kkob kkoh kkoo kobb kobi kobk kobo kodi kodk kodo kohd kohh kohi koho koii kokb kokh koki kokk koko koob kooi kook kooo obbo obid obkb oboi obok odbo oddd oddi odio odoh odoo ohhi ohho ohid ohio ohob ohoh ohok oido oiii oiko okko okok oobi oodi ooho ooid oooh oooo