bbbb bbeb bcbc bccc bcec bcuc bebb bebe bebo beck becu beeb beej beek beke beko beo- beok beuk bjcc bjec bobb bobe bobo bobu boce bock boco bocu boec boee boeo bojo boju boke boko boku boob booc booe book boue bouk bubb bube bubo bubu bucc buce buck buco bucu bueu buje bujo buju buke bukk buko buku c-bo cbbc cbcc cbce cbcu cbec cbee cbkj cbko ccbc cccb cccc cccu ccee ccjo ccob ccoc ccuc cebu cec- cece ceco ceeb ceec cejc ceke ceou cjbc cjbk cjcb cjcj cjeu cjob ckbc ckbe ckck ckco ckob ckoc ckoo cobb cobe cobo cobu coce cock coco cocu cojo cok- coke coko coob cook coub coue couk cub- cubb cube cucc cuce cuck cuek cujo cuju cuk- cuke ebbc ebbo ebcc eboe eboo ecbc ecbe eccb eccc ecce ecco ecko eco- ecou eeee eeke eeoc ejob ejoo ekco ekeb ekek eubc jbob jcbc jccc jebb jebe jeju jeke jeok jeuk jjcc jobe jobo jobu joce jock joco jocu joee jojo jokb joke jook jouk jube jubu juce juck juco jucu juju juke juku juok kbbb kbbc kbbe kbbk kbbo kbbu kbcb kbce kbck kbco kbcu kbeb kbec kbee kbek kbeo kbjc kbjk kbkb kbkk kbko kbob kboc kboe kbok kboo kbub kbuc kbue kbuk kbuu kcbc kcbk kcbu kccb kccc kcck kccu kceb kcec kcee kceo kceu kcjb kcjc kcjj kcjk kckc kckj kckk kcko kcob kcoe kcou kcub kcue kcuk kebb kebc kebe kebu keck keco keek kejb kejj kejo kekb kekc keke keko keku keoj keok kjbb kjcb kjcc kjce kjck kjcu kjee kjjj kjjk kjjo kjke kjkj kjkk kjoc kjoe kjoj kjok kkbb kkbe kkbj kkbo kkcb kkcj kkck kkco kkjb kkjk kkkj kkkk kkob kkoj kkoo kkuu kobb kobc kobe kobk kobo kobu kocb kock kojb koje kojo kokb kokc koke kokk koko koku koob kooc kook kooo koou koub koue kouu kubb kubc kube kubj kubo kubu kucb kucc kuce kuco kuek kueu kuje kujj kujo kuju kuke kukk kuku kuok kuoo kuub kuuk kuuu o-eo obbo obec obkb oboe obok ocbc occc oce ocee ocke oec- oecc oeec ojeu ojok okcu okej okko okok oobe ooku oooo oucc ouju ouu- ubbe ubbo ubek uboc ucbc ukcc ukek ukeu ukko ukok uocc uoke uuoc uuuu