-up a-a a-b a-c aaa aab aac aad aae aak aap aau ab- aba abb abc abd abe abk abp abu ac- aca acb acc acd ace ack acp acu ad- ada adb adc add ade adk adp adu aea aeb aec aed aee aek aep aeu aka akb akc akd ake akk akp aku ap- apa apb apc apd ape apk app apu au- aua aub auc aud aue auk aup b-p b-u baa bab bac bad bae bak bap bau bba bbb bbc bbd bbe bbk bbp bbu bca bcb bcc bcd bce bck bcp bcu bda bdb bdc bdd bde bdk bdp bdu be- bea beb bec bed bee bek bep beu bka bkb bkc bke bkk bkp bpa bpb bpc bpd bpe bpp bpu bua bub buc bud bue buk bup buu c-- caa cab cac cad cae cak cap cau cba cbb cbc cbd cbe cbk cbp cbu cca ccb ccc ccd cce cck ccp ccu cda cdb cdc cdd cde cdk cdp cdu ce- cea ceb cec ced cee cek cep ceu cka ckb ckc ckd cpa cpb cpc cpd cpe cpk cpp cpu cua cub cuc cud cue cuk cup cuu daa dab dac dad dae dak dap dau dba dbb dbc dbd dbe dbk dbp dbu dca dcb dcc dcd dce dck dcp dcu dda ddb ddc ddd dde ddk ddp ddu de- dea deb dec ded dee dek dep deu dka dkb dkc dke dkk dkp dku dpa dpb dpc dpd dpe dpk dpp dpu dua dub duc dud due duk dup eaa eab eac ead eae eak eap eau eba ebb ebc ebd ebe ebk ebp ebu ec- eca ecb ecc ecd ece eck ecu ed- eda edb edc edd ede edk edp edu eea eeb eec eed eee eek eep eka ekb ekc ekd eke ekp eku ep- epa epb epc epd epe epp epu eu- eua eub euc eud eue eup ka- kaa kab kac kad kae kak kap kau kba kbb kbc kbd kbe kbk kbp kbu kca kcb kcc kcd kce kck kcp kcu kda kdb kdc kde kdk kdp kdu ke- kea keb kec ked kee kek kep kkb kkc kke kkk kkp kku kpa kpc kpd kpe kpk kpp kpu kub kuc kud kue kuk kup kuu p-p paa pab pac pad pae pak pap pau pba pbb pbc pbd pbe pbk pbp pbu pca pcb pcc pcd pce pck pcp pcu pda pdb pdc pdd pde pdk pdp pdu pea peb pec ped pee pek pep peu pka pkb pkc pkd pke pkp pku ppa ppb ppc ppd ppe ppk ppp ppu pua pub puc pud pue puk pup puu ua- uaa uab uac uad uae uak uap uau uba ubb ubc ube ubk ubp ubu uca ucb ucc ucd uce uck ucp ucu uda udb udc udd ude udk udp udu uea ueb uec ued uee uep uka ukb ukc uke ukk ukp uku up- upa upb upc upd upe upk upp upu uua uuc uue uuu

a-ak a-be aaaa aaab aaac aaad aaae aaap aaba aabb aabc aabd aabp aaca aacb aacc aacd aace aack aacp aacu aada aadc aade aadu aaea aaec aaep aaka aake aaku aapa aapc aaup abaa abab abac abad abae abak abap abau abb- abba abbb abbe abca abcb abcc abcd abcp abda abdu abec abed abee abpa abpc abpd abpp abua abud abue abuk acaa acab acac acad acae acap acba acca accc accd acce accp accu acda acdb acdc acde acdp ace- acea acec aced acek ackd acke acpa acpd acpe acpu acu- acue acup adaa adab adac adad adae adak adap adba adbc adcc adda addc addd adde addu adea adeb adee adp- adua adub adue aduk aeac aeap aecb aede aeka akaa akae akap akca aked akee akeu akka akku akpu akua apac apak apap apba apca apcb apcc apcd apda apdd apdu apea apec aped apep apeu apke appa appc appd appu apua apuc apud apup auaa aube auca auce aucp audc aude auke aupc baaa baad baak baba babb babe babu bac- baca bacc bace back bada badb badd bade badu baed baek bak- baka bake baku bapa bapc bape bapp bapu bau- baud bauk bbad bbau bbbb bbdd bbeb bcaa bcap bcbc bcbp bcca bccc bcda bcde bcec bcpp bcuc bcup bdbc bddc bdpc bead beak beap beau beba bebb bebe beca beck becu beda bede bedu beeb beed beek beep beka beke beuk bpcp bpda bpea buad buba bubb bube bubu buca bucc buce buck bucu buda budb budd bude budu buea bueu buka buke bukk buku bupa bupc c-cd caaa caab caac caap caba cabe cabu cac- caca cacc cace cack cada cadc cadd cade cadu caec caeu caka cake capa capb capc capd cape capp capu cauc cauk caup cbac cbbc cbca cbcc cbce cbcp cbcu cbdb cbdc cbea cbec cbee cbka cbpc cbpp ccaa ccab ccac ccad ccap ccba ccbc ccca cccb cccc cccp cccu ccdc ccdp cced ccee ccpa ccpe ccpp ccuc ccup cd-e cdaa cdac cdad cdba cdda cddb cdec ceac cead ceba cebp cebu cec- ceca cece cecp ceda cedd cede cedu ceeb ceec ceke cepa cepc cepe cepp ckac ckbc ckbe ckck ckdu ckpc cpaa cpac cpad cpap cpbc cpca cpce cpcu cpea cpeb cpep cppa cppd cuau cub- cuba cubb cube cuca cucc cuce cuck cuda cude cued cuek cuk- cuka cuke cupe cupp daab daad daae daap daau daba dabb dabp dabu daca dace dada dade dadu daeb daeu daka dake daku dapa dape dapp dapu daub daud daue dauk dbcc dbcp dbpc dbpd dcbc dcca dccb dccc dccp dccu dcdb dcup dddd ddub deac dead deae deak deap deau deba debe debu dec- deca decc decd dece deck deda dedd dede dedu deeb deed deek deep dek- deka deke depa depc depe depp deua deue deuk dkba dkdc dpaa dpac dpbc dpcp dppa dppc duaa duab duad dub- duba dubb dubc dube dubu duca duce duck duda dudd