-hou bbbb bbch bbeb bcbc bcbp bccc bcec bche bcpp bcuc bcup bebb bebe bebo bech beck becu beeb beek beep beke beko beo- beok bepo beuk bhcc bhuu bobb bobe bobo bobu boce boch bock boco bocu boec boee boeo boep boho bohu boke boko boku boob booc booe booh book boop bope bopp boue bouh bouk boup bpcp bphc bpoe bubb bube bubo bubu bucc buce buch buck buco bucu bueu buhe buho buke bukh bukk buko buku bupc c-bo cbbc cbcc cbce cbcp cbcu cbec cbee cbko cbpc cbpp ccbc cccb cccc cccp cccu ccee cche cchp ccob ccoc ccpe ccpp ccuc ccup cebp cebu cec- cece ceco cecp ceeb ceec ceke ceop ceou cepc cepe ceph cepo cepp chbp chce chch chcp cheb chec chee cheh chek chep cheu chkb choc choh chok choo chop chou chpp chub chuk ckbc ckbe ckch ckck ckco ckob ckoc ckoo ckpc cobb cobe cobh cobo cobu coce coch cock coco cocp cocu coep coho cok- coke coko coob cooh cook coop cope coph copo copp coub coue couk coup cpbc cpce cpcu cpeb cpep cub- cubb cube cucc cuce cuck cuek cuk- cuke cupe cupo cupp ebbc ebbo ebcc eboe eboo ebpo ecbc ecbe eccb eccc ecce ecco eche echo ecko eco- ecop ecou ecpp eeee eeke eeoc ehcc eheh eheu ekch ekco ekeb ekek ekho ekpe ekpo epcc epch epec epee eph- epoc eppc eppo eppp epub eubc euch hboc hcbc hccb hccc hcch hcpc hebb hebe hebo hech heck heeb heek heep hehe heho heke heku heou hepc hepe hepp hepu heue heuk hhhh hhpc hkbu hkcc hkpo hobe hobo hoce hoch hock hoek hohe hoho hoke hoko hoku hooe hook hoop hope hopo hopp houe houk houp hpcc hppe hpue hubb hube hubo huch huck hucu huhu huke hupe hupp huub kbbb kbbc kbbe kbbk kbbo kbbu kbcb kbce kbch kbck kbco kbcu kbeb kbec kbee kbeh kbek kbeo kbhb kbhc kbhe kbhh kbhp kbkb kbkk kbko kbob kboc kboe kbok kboo kbpc kbpe kbpk kbpo kbpu kbub kbuc kbue kbuk kbup kbuu kcbc kcbk kcbu kccb kccc kcck kccu kceb kcec kcee kceo kcep kceu kche kchh kchk kcho kchu kckc kckk kcko kcob kcoe kcoh kcou kcpc kcpo kcpu kcub kcue kcuh kcuk kcup kebb kebc kebe kebu kech keck keco keeh keek keep kehk kekb kekc keke keko keku keok kep- kepc kepe keph kepu keup khbc khcb khcc khch khck kheb khec khep khhk khho khke khkk khob khoc khoe khok khop khou khpe khub khuk kkbb kkbe kkbo kkcb kkch kkck kkco kkhb kkhh kkhk kkkk kkob kkoh kkoo kkpc kkpk kkup kkuu kobb kobc kobe kobk kobo kobu kocb koch kock kocp kohh koho kohu kokb kokc koke kokh kokk koko kokp koku koob kooc kook kooo koop koou kopb kope koph kopp kopu koub koue kouu kpbb kpbe kpcc kpch kpek kphp kpke kpkk kpob kpoc kpoe kpok kpoo kpop kpou kppc kppk kppo kppp kpub kubb kubc kube kubo kubu kucb kucc kuce kuch kuco kucp kuek kueu kuhu kuke kukh kukk kuku kuok kuoo kuop kupb kupe kuph kupu kuub kuuk kuuu o-eo obbo obec obkb oboe obok obuh ocbc occc oce ocee oche ocke ocpp oec- oecc oeec ohbe ohcc ohee ohho ohob ohoh ohok okcu okeh okko okok okpe okpo oobe ooho ooku oooh oooo opec opep opo- oppo oucc ouch oupe ouph ouu- pbcc pboc pbpk pcbc pccc pcce pcep pchp pcoe pcpb pcpp pece pech peck peco peec peek peep pehe peho peke pekk peko peou pepe pepo phcc phe- phek phkb phob phoh phoo pobo poce poch pock poco poke poko poku pooh pook poop pop- popc pope popo popp pouk poup ppcc pppo pppp pu-e pube pubu puce puch puck pueo pueu puke puku pupe pupu puuc ubbe ubbo ubek uboc ubpc ucbc uccp uche ucho ucpb ucph uhoh uhok uhuh uhup ukcc ukek ukeu ukko ukok ukup uocc uoke upbe uppc uppe uppp uppu upup uucp uuoc uuuu