-hou bbbb bbch bbci bcbc bccc bcci bcuc bhcc bhoi bhuu bibb bibi bibo bicc bich bici bick bico bihi bihu bikh biko biku bio- bioc bioi biou bobb bobi bobo bobu boch bock boco bocu boho bohu boi- boii boiu boki boko boku boob booc booh book bouh bouk bubb bubi bubo bubu bucc buch buci buck buco bucu buhi buho buic buik buiu bukh buki bukk buko buku c-bo cbbc cbcc cbcu cbko ccbc cccb cccc ccci cccu ccic ccii ccob ccoc ccuc chch chci chib chic chih chik chiu chkb choc choh choi chok choo chou chub chui chuk cibc cibi cibo cicc cich cici cico cicu ciii ciko ciob ciuc ckbc ckbi ckch ckck ckco ckob ckoc ckoi ckoo cobb cobh cobi cobo cobu coch cock coco cocu coho cok- coko coob cooh cook coub couk cub- cubb cubi cucc cuci cuck cui- cuk- h-ii hbic hbio hboc hcbc hccb hccc hcch hchi hhhh hi-c hibi hibu hicc hich hick hico hihc hihi hiho hiiu hiki hiku hiob hioc hkbu hkcc hobo hoch hock hoho hoik hoki hoko hoku hook houk hubb hubi hubo huch huck hucu huhi huhu huib huik huki huub icbc iccb iccc icci icco iccu ichc ichi icho ichu icoc icub ihcc ihob ihub ihuo iiii iiio iioi iioo iiuc ikki ikko ikoo ikuo iobi ioci ioii ioio ioko iooi iooo iucc iuiu k-ci kbbb kbbc kbbi kbbk kbbo kbbu kbcb kbch kbci kbck kbco kbcu kbhb kbhc kbhh kbhi kbib kbic kbik kbio kbiu kbkb kbkk kbko kbob kboc kboi kbok kboo kbub kbuc kbuk kbuu kcbc kcbi kcbk kcbu kccb kccc kcci kcck kccu kchh kchi kchk kcho kchu kcic kcii kciu kckc kckk kcko kcob kcoh kcou kcub kcuh kcui kcuk khbc khcb khcc khch khck khhk khho khic khii khio khki khkk khob khoc khoi khok khou khub khui khuk kibb kibc kibi kibo kibu kicb kicc kick kihc kihh kihi kihk kiho kihu kiic kiii kiik kiiu kikc kiki kikk kiko kiku kioc kioh kioi kiok kioo kiou kiuu kkbb kkbi kkbo kkcb kkch kkci kkck kkco kkhb kkhh kkhi kkhk kkic kkik kkkk kkob kkoh kkoo kkuu kobb kobc kobi kobk kobo kobu kocb koch koci kock kohh kohi koho kohu koii kokb kokc kokh koki kokk koko koku koob kooc kooi kook kooo koou koub koui kouu kubb kubc kubo kubu kucb kucc kuch kuci kuco kuhi kuhu kuic kuih kuik kukh kuki kukk kuku kuok kuoo kuub kuuk kuuu obbo obkb oboi obok obuh ocbc occc occi ochi ohcc ohhi ohho ohio ohob ohoh ohok oici oick oiii oiko okcu okic okko okok oobi ooho ooku oooh oooo oucc ouch ouii ouu- ubbi ubbo ubic ubii ubik uboc ucbc ucci uchi ucho ucio uhoh uhok uhuh ukcc ukko ukok uocc uuoc uuuu