-up b-p b-u bbb bbc bbe bbh bbk bbo bbp bbu bcb bcc bce bch bck bco bcp bcu be- beb bec bee beh bek beo bep beu bhb bhc bhe bhh bhk bho bhp bhu bkb bkc bke bkk bko bkp bob boc boe boh bok boo bop bou bpb bpc bpe bph bpo bpp bpu bub buc bue buh buk buo bup buu c-- cbb cbc cbe cbh cbk cbo cbp cbu ccb ccc cce cch cck cco ccp ccu ce- ceb cec cee ceh cek ceo cep ceu ch- chb chc che chh chk cho chp chu ckb ckc ckh cko co- cob coc coe coh cok coo cop cou cpb cpc cpe cph cpk cpo cpp cpu cub cuc cue cuh cuk cuo cup cuu ebb ebc ebe ebh ebk ebo ebp ebu ec- ecb ecc ece ech eck eco ecu eeb eec eee eek eeo eep ehb ehc ehe ehh eho ehp ehu ekb ekc eke ekh eko ekp eku eo- eob eoc eoe eoh eok eoo eop eou ep- epb epc epe eph epo epp epu eu- eub euc eue eup hbb hbc hbe hbh hbk hbo hbp hbu hcb hcc hce hch hck hco hcp he- heb hec hee heh hek heo hep heu hhb hhc hhe hhh hhk hho hhp hhu hkb hkh hkk hko hkp hku hob hoc hoe hoh hok hoo hop hou hpb hpc hpe hph hpk hpo hpp hpu hub huc hue huh huk huo hup huu kbb kbc kbe kbh kbk kbo kbp kbu kcb kcc kce kch kck kcp kcu ke- keb kec kee keh kek keo kep khe khh khk kho khu kkb kkc kke kkh kkk kkp kku kob koc koe koh kok koo kop kou kpc kpe kph kpk kpo kpp kpu kub kuc kue kuh kuk kup kuu ob- obb obc obe obh obk obo obp obu oc- ocb occ och ock oco ocp ocu oeb oec oee oeh oeo oep ohc ohe ohh oho ohp ohu okb okc oke okk oko okp oku oo- oob ooc ooh ook ooo oop op- opb opc ope oph opk opo opp ou- ouc oue ouh ouk ouo oup p-p pbb pbc pbe pbk pbo pbp pbu pcb pcc pce pch pck pco pcp pcu peb pec pee peh pek peo pep peu phb phc phe phk pho php phu pkb pkc pke pko pkp pku pob poc poe poh pok poo pop pou ppb ppc ppe pph ppk ppo ppp ppu pub puc pue puh puk pup puu ubb ubc ube ubh ubk ubo ubp ubu ucb ucc uce uch uck uco ucp ucu ueb uec uee ueh uep uhb uhc uhe uhh uho uhp uhu ukb ukc uke ukk ukp uku uob uoc uoe uok uoo uop up- upb upc upe uph upk upo upp upu uuc uue uuu

-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