bbbb bbeb bebb bebe bebi beeb beek beem beik beim beke beki beme bibb bibe bibi bieb bike bmmi eeee eeke eiei eike eiki eime eimi ekeb ekek ekki embe embi emek emii emim emme emmi i-be ibbm ibie ibim ieie ieme iiie iiii ikee ikki imbe imbi imme immi kbbb kbbe kbbi kbbk kbbm kbeb kbee kbek kbib kbie kbik kbim kbkb kbkk kbmb kbme kbmi kebb kebe kebi keek keem keib keii keik kekb keke keki kemb keme kemi kemm kibb kibe kibi kiii kiik kiki kikk kimb kime kimi kimm kkbb kkbe kkbi kkik kkim kkkk kkmi kkmk kmbi kmei kmem kmke kmkk kmme kmmk kmmm mbim mebe meek meem meik meke meki meme miee miek miem miii mike miki mikk mim- mime mimi mkie mmii mmmm