bbbb bbci bcbc bccc bcci bcuc bcvo bibb bibi bibo bicc bici bick bico biji biju biko biku bio- bioc bioi biou bivi bjcc bjuv bobb bobi bobo bobu bock boco bocu boi- boii boiu boji bojo boju boki boko boku boob booc book bouk bovi bovo bubb bubi bubo bubu bucc buci buck buco bucu buic buik buiu buji bujo buju buki bukk buko buku c-bo cbbc cbcc cbcu cbkj cbko cbvb ccbc cccb cccc ccci cccu cccv ccic ccii cciv ccjo ccob ccoc ccuc ccvi ccvo cibc cibi cibo cicc cici cico cicu ciii ciko ciob ciuc civc civo cjbc cjbk cjcb cjcj cjic cjkv cjob cjoi cjvb ckbc ckbi ckck ckco ckcv ckjv ckob ckoc ckoi ckoo ckvo cobb cobi cobo cobu cock coco cocu cojo cok- coko coob cook coub couk covo cub- cubb cubi cucc cuci cuck cui- cujo cuju cuk- cvcc cvii icbc iccb iccc icci icco iccu icoc icub iiii iiio iioi iioo iiuc ijji ijok ijui ikki ikko ikoo ikuo iobi ioci ioii ioio ioko iooi iooo iucc iucv iuiu ivbv ivic jbob jcbc jccc jcci jcvi jibb jibi jick jiji jijk jiju jjcc jobo jobu jock joco jocu joik joio joji jojo jokb joki jook jouk jovi jovo jubu juck juco jucu juik juju juki juku juok k-ci kbbb kbbc kbbi kbbk kbbo kbbu kbcb kbci kbck kbco kbcu kbib kbic kbij kbik kbio kbiu kbjc kbji kbjk kbkb kbkk kbko kbkv kbob kboc kboi kbok kboo kbov kbub kbuc kbuk kbuu kbvb kbvc kbvo kbvu kcbc kcbi kcbk kcbu kccb kccc kcci kcck kccu kccv kcic kcii kciu kciv kcjb kcjc kcjj kcjk kckc kckj kckk kcko kckv kcob kcou kcub kcui kcuk kcvi kcvj kcvk kcvo kcvu kcvv kibb kibc kibi kibo kibu kicb kicc kicj kick kiic kiii kiik kiiu kiji kijv kikc kiki kikk kiko kiku kioc kioi kiok kioo kiou kiuu kivi kivu kjbb kjbi kjcb kjcc kjck kjcu kjcv kjic kjik kjjj kjjk kjjo kjkj kjkk kjoc kjoi kjoj kjok kjvc kjvv kkbb kkbi kkbj kkbo kkcb kkci kkcj kkck kkco kkic kkik kkjb kkjk kkkj kkkk kkob kkoj kkoo kkov kkuu kkvu kkvv kobb kobc kobi kobk kobo kobu kocb koci kock koii koiv kojb koji kojo kokb kokc koki kokk koko koku koob kooc kooi kook kooo koou koov koub koui kouu kovc kovi kovk kovo kubb kubc kubj kubo kubu kucb kucc kuci kuco kucv kuic kuik kujj kujo kuju kuki kukk kuku kuok kuoo kuub kuuk kuuu kuvi kuvo kvbc kvcb kvcc kvci kvck kvco kvcu kvcv kvic kvik kviv kvob kvoc kvoi kvok kvoo kvou kvov kvui kvuu kvvv obbo obkb oboi obok obvi ocbc occc occi oici oick oiii oiko ojok okcu okic okko okok oobi ooij ooji ooku oooo oucc ouii ouju ouu- ovi- ovo- ovoo ubbi ubbo ubic ubii ubik uboc ucbc ucci ucio ukcc ukko ukok uocc uovo uuoc uuuu uv-b uv-c uvic uvok uvvu vbcc vcbi vcci vic- vici vick vico viii viik viji viki viko vivi vivo voic voio vooc vouk vovk vuco vuku vvob vvvv