a-a a-b a-c aaa aab aac aad aae aah aau ab- aba abb abc abd abe abh abu ac- aca acb acc acd ace ach acu ad- ada adb adc add ade adh adu aea aeb aec aed aee aeh aeu aha ahb ahc ahd ahe ahh ahu au- aua aub auc aud aue auh b-u baa bab bac bad bae bah bau bba bbb bbc bbd bbe bbh bbu bca bcb bcc bcd bce bch bcu bda bdb bdc bdd bde bdh bdu be- bea beb bec bed bee beh beu bha bhb bhc bhd bhe bhh bhu bua bub buc bud bue buh buu c-- caa cab cac cad cae cah cau cba cbb cbc cbd cbe cbh cbu cca ccb ccc ccd cce cch ccu cda cdb cdc cdd cde cdh cdu ce- cea ceb cec ced cee ceh ceu ch- cha chb chc chd che chh chu cua cub cuc cud cue cuh cuu daa dab dac dad dae dah dau dba dbb dbc dbd dbe dbh dbu dca dcb dcc dcd dce dcu dda ddb ddc ddd dde ddh ddu de- dea deb dec ded dee deh deu dh- dha dhb dhc dhd dhe dhh dhu dua dub duc dud due duh eaa eab eac ead eae eah eau eba ebb ebc ebd ebe ebh ebu ec- eca ecb ecc ecd ece ech ecu ed- eda edb edc edd ede edh edu eea eeb eec eed eee eha ehb ehc ehd ehe ehh ehu eu- eua eub euc eud eue haa hab hac had hae hah hau hba hbb hbc hbd hbe hbh hbu hca hcb hcc hcd hce hch hda hdb hdc hdd hde hdh hdu he- hea heb hec hed hee heh heu hha hhb hhc hhd hhe hhh hhu hua hub huc hud hue huh huu ua- uaa uab uac uad uae uah uau uba ubb ubc ube ubh ubu uca ucb ucc ucd uce uch ucu uda udb udc udd ude udu uea ueb uec ued uee ueh uha uhb uhc uhd uhe uhh uhu uua uuc uue uuu

a-be a-ha aaaa aaab aaac aaad aaae aaah aaba aabb aabc aabd aabh aaca aacb aacc aacd aace aach aacu aada aadc aade aadu aaea aaec aaha abaa abab abac abad abae abau abb- abba abbb abbe abca abcb abcc abcd abch abda abdu abec abed abee abha abua abud abue acaa acab acac acad acae acba acca accc accd acce acch accu acda acdb acdc acde ace- acea acec aced aceh acha ache achh achu acu- acue adaa adab adac adad adae adah adba adbc adcc adda addc addd adde addu adea adeb adee adeh adha adhd adhu adua adub adue aeac aecb aede ahab ahac ahad ahah ahau ahed ahha ahua auaa aube auca auce auch audc aude audh baaa baad baah baba babb babe babu bac- baca bacc bace bach bada badb badd bade badh badu baed baha bahu bau- baud bbad bbau bbbb bbch bbdd bbeb bcaa bcbc bcca bccc bcda bcde bcec bchd bche bcuc bdbc bddc bddh bead beah beau beba bebb bebe beca bech becu beda bede bedu beeb beed bhca bhcc bhuu buad buba bubb bube bubu buca bucc buce buch bucu buda budb budd bude budu buea bueu buha buhe c-cd caaa caab caac caah caba cabe cabu cac- caca cacc cace cach cada cadc cadd cade cadu caec caeu caha cahe cauc cbac cbbc cbca cbcc cbce cbcu cbdb cbdc cbea cbec cbee cbha ccaa ccab ccac ccad ccba ccbc ccca cccb cccc cccu ccdc ccdh cced ccee ccha cche ccuc cd-e cdaa cdac cdad cdba cdda cddb cdec ceac cead ceba cebu cec- ceca cece ceda cedd cede cedu ceeb ceec chaa chab chac chad chae chah chau chca chce chch chea cheb chec ched chee cheh cheu chha chua chub chud cuau cub- cuba cubb cube cuca cucc cuce cuda cude cued daab daad daae daau daba dabb dabu daca dace dada dade dadu daeb daeu daha dahe dahu daub daud daue dbcc dcbc dcca dccb dccc dccu dcdb dche dddd ddub deac dead deae deau deba debe debu dec- deca decc decd dece deda dedd dede dedu deeb deed deha dehu deua deue dhaa dhad dhau dhec dhed dhee duaa duab duad duah dub- duba dubb dubc dube dubh dubu duca duce duch duda dudd dude dudu duha duhe duhu eaba eabh eaca eacc each eada eadb eadd eaec ebac ebba ebbc ebcc ebed ecaa ecac ecad ecbc ecbe ecca eccb eccc ecce ecdc eced echa eche ecua edac edad edah edca edda eddc edde ede- edea edeh educ eeca eede eedu eeea eeee ehaa ehcc ehdd ehea eheh eheu ehud euba eubc eucd euch eude haab haad haba habe habu hace hada hade hadh hadu haec haed haha hau- haud haue hbcd hcbc hcca hccb hccc hcch hdca hdda head heah hebb hebe heca hech heda hedd hede heeb heed hehe heue hhaa hhhh huac huah huba hubb hube huch hucu huda hudd hude hudu huea hued huhu huub uabc uaca uaua ubac ubba ubbe ubud ucad ucbc ucca ucdc ucdd ucea ucha uche ucua udaa udad udau udbc udca udea ueba ueda uh-d uhde uhuh uuuu

-aaa- -abad a-dec aaaah aaace aaadc aaaee aabaa aabba aacbc aadac aahaa aahed abaab ababa ababe ababu abaca abada abade abbac abbad abbed abbud abccc abcdb abcde abead abeau abeba abebe abece abede abeed abuda acaca acacb acaua accad acced accub accue aceae acedb achab achau achdu ached achee achua achue acuba adaba adabe adada addae addah addea added addha adead adeeb adeed adhhd aduba aeaea aebbe ahead ahhaa ahhed ahhha aubad aucha auche audad audea b-e-d baabe baade baaed babau babec babee bacab bacca bacea bacha bache bacu badde badea badeh badha baeda bahad bahau bahce bahed bahua bauch baude baudh bbbee bcced beach bebad bebed becca beche becue bedab bedad bedda bedde bedee bedub bedue beeac beebe beech beede behad behea behue beuca beuch beuda bhada bhadu buada bubba