-th a-a a-b a-c a-t aaa aab aac aah aao aat aau ab- aba abb abc abh abo abt abu ac- aca acb acc ach aco act acu aha ahb ahc ahh aho aht ahu aoa aob aoc aoh aoo aot aou at- ata atb atc ath ato att atu au- aua aub auc auh auo aut b-u baa bab bac bah bao bat bau bba bbb bbc bbh bbo bbt bbu bca bcb bcc bch bco bct bcu bha bhb bhc bhh bho bht bhu boa bob boc boh boo bot bou bta btb btc bth bto btt btu bua bub buc buh buo but buu c-- caa cab cac cah cao cat cau cba cbb cbc cbh cbo cbt cbu cca ccb ccc cch cco cct ccu ch- cha chb chc chh cho cht chu co- coa cob coc coh coo cot cou cta ctb ctc cth cto ctt ctu cua cub cuc cuh cuo cut cuu haa hab hac hah hao hat hau hba hbb hbc hbh hbo hbt hbu hca hcb hcc hch hco hct hha hhb hhc hhh hho hht hhu hoa hob hoc hoh hoo hot hou hta htb htc hth hto htt hua hub huc huh huo hut huu oaa oab oac oah oao oat oau ob- oba obb obc obh obo obt obu oc- oca ocb occ och oco oct ocu oha ohc ohh oho oht ohu oo- ooa oob ooc ooh ooo oot ot- ota otb otc oth oto ott otu ou- oua ouc ouh ouo out taa tab tac tah tao tat tau tba tbb tbc tbh tbo tbt tbu tca tcb tcc tch tco tct tcu th- tha thb thc thh tho tht thu to- toa tob toc toh too tot tou tta ttb ttc tth tto ttt ttu tua tub tuc tuh tuo tut tuu ua- uaa uab uac uah uao uat uau uba ubb ubc ubh ubo ubt ubu uca ucb ucc uch uco uct ucu uha uhb uhc uhh uho uht uhu uoa uob uoc uoo uot uta utb utc uth uto utt utu uua uuc uut uuu

-hou a-ha aaaa aaab aaac aaah aaba aabb aabc aabh aabt aaca aacb aacc aach aaco aact aacu aaha aaoo aata aatc aatt abaa abab abac abat abau abb- abba abbb abbo abbt abca abcb abcc abch abct abha abho aboa abob aboh aboo abot abou abta abtu abua abut ac-t acaa acab acac acat acba acca accc acch acco acct accu acha achh acho acht achu acoa acoh acot acou acta actc acth acto actt actu acu- acuo acut ahab ahac ahah ahat ahau ahha ahoa ahot ahta ahto ahua aoah aoba aoca aotc aout at-t ataa atab atac atat atca atcc atch atco atha atho atob atoc atot atta atto attu atua atub atuc auaa auca auch auct auht aut- auth auto baaa baah baat baba babb babo babu bac- baca bacc bach baco bact baha baho baht bahu baoh bata batc bath bato batt batu bau- bbau bbbb bbch bcaa bcat bcbc bcca bccc bctc bcuc bhao bhat bhca bhcc bhot bhut bhuu boab boac boat boba bobb bobo bobu boca boch boco bocu boha boho boht bohu boob booc booh boot bota botb both boto bott boua bouh bout btaa btcc btob bttb buat buba bubb bubo bubu buca bucc buch buco bucu buha buho but- buta buto butt c-bo caaa caab caac caah caat caba cabo cabu cac- caca cacc cach caco caha caht cat- cata catb catc cath cato catt catu cauc cauo caut cbac cbat cbbc cbca cbcc cbct cbcu cbha cbot cbta cbtc ccaa ccab ccac ccat ccba ccbc ccca cccb cccc cccu ccha ccob ccoc cctb cctc cctt ccuc ccut chaa chab chac chah chao chat chau chca chch chha choc choh choo chou chto chtt chua chub chut coat coba cobb cobh cobo cobu coca coch coco coct cocu coha coho coob cooh coot cota cotb cotc coth coto cott cotu coua coub cout ctab ctba ctca ctot ctta cuau cub- cuba cubb cuca cucc cut- cuta cutc cuth cuto cutt haab haat haba habo habt habu haco haha haho haht hata hatb hath hato hatt hatu hau- haut hboc hbtu hcat hcbc hcca hccb hccc hcch hhaa hhat hhhh hoac hoat hoba hobo hoca hoch hoha hoho hoot hota hotb hoth hoto hott hotu hout htab htcc htoh huac huah huba hubb hubo huch hucu huhu huot huta huth huto hutt hutu huub oaau oahu oath obba obbo obot obuh ocab ocac ocat ocbc occa occc occt ocha ocht oct- octa octo ohau ohba ohcc ohho ohob ohoh ohta ohto ohtu ooaa ooba ooha ooho oooh oooo ootb otac otha otho oto- otoh otoo otta otto ottu ouac ouat oucc ouch out- outa outb outh outo ouu- taa- taat taba tabb tabc tabo tabu taca tacc tach taco tact taha taho tahu taoa taou tata tatb tath tato tatt tatu taua taub tauc taut tbca tbcb tbcc tbta tcca tccc tccu tch- tcha tchh tcho tchu tctc thaa thao that thau thca thch thoo thot thou thtb toab toat toau toba tobo tobt tobu toca toch toco toho tohu tooa tooh toot tota totc toth toto tott touh tout ttab ttbb tttt tuao tuat tuba tubb tubo tubu tuca tucc tuch tuco tuht tuhu tuta tuto tutt tutu tuuo uabc uaca uaoc uata uath uatu uaua ubac ubba ubbo uboc ucat ucbc ucca ucha ucho ucua ucut uhoh uhta uhuh uocc utac utah utau utha utto uttu uuoc uuta uuuu

-aaa- aaaah aaaoc aaata aabaa aabba aacbc aahaa aahat abaab ababa ababu abaca abaco abaht abath abbac abbat abbot abbou abccc abcho aboab aboat abobo aboha aboht aboot abott about abtaa abtao abuta abutt acaca acacb acaua accho accub achab achao achat achau achoo achua acoat acoot acou- acoua acouo actto actua acuba acuta acuto ahaat ahata ahhaa ahhha ahoah ahoot atabu ataco atbat atcha athat athou atoot atoto atout atto- aucha aucht aucto auto- baata baath