-th a-a a-b a-c a-t aaa aab aac aaf aah aat aau ab- aba abb abc abf abh abt abu ac- aca acb acc acf ach act acu af- afa afb afc aff afh aft afu aha ahb ahc ahf ahh aht ahu at- ata atb atc atf ath att atu au- aua aub auc auf auh aut b-u baa bab bac baf bah bat bau bba bbb bbc bbf bbh bbt bbu bca bcb bcc bcf bch bct bcu bfa bfb bfc bff bfh bft bfu bha bhb bhc bhf bhh bht bhu bta btb btc btf bth btt btu bua bub buc buf buh but buu c-- caa cab cac caf cah cat cau cba cbb cbc cbf cbh cbt cbu cca ccb ccc ccf cch cct ccu cfa cfb cfc cff cfh cft cfu ch- cha chb chc chf chh cht chu cta ctb ctc ctf cth ctt ctu cua cub cuc cuf cuh cut cuu faa fab fac faf fah fat fau fba fbb fbc fbf fbh fbt fbu fca fcb fcc fcf fct fcu ffa ffc fff ffh fft ffu fha fhb fhc fhf fhh fta ftb ftc ftf fth ftt ftu fua fub fuf fut fuu haa hab hac haf hah hat hau hba hbb hbc hbf hbh hbt hbu hca hcb hcc hcf hch hct hfa hfb hfc hff hfh hft hfu hha hhb hhc hhf hhh hht hhu hta htb htc htf hth htt hua hub huc huf huh hut huu taa tab tac taf tah tat tau tba tbb tbc tbf tbh tbt tbu tca tcb tcc tcf tch tct tcu tfa tfb tfc tff tfh tft tfu th- tha thb thc thf thh tht thu tta ttb ttc ttf tth ttt ttu tua tub tuc tuf tuh tut tuu ua- uaa uab uac uaf uah uat uau uba ubb ubc ubf ubh ubt ubu uca ucb ucc ucf uch uct ucu ufa ufc uff ufh uft ufu uha uhb uhc uhf uhh uht uhu uta utb utc utf uth utt utu uua uuc uut uuu

a-fu a-ha aaaa aaab aaac aaaf aaah aaba aabb aabc aabh aabt aaca aacb aacc aacf aach aact aacu aafa aafb aafc aaff aaha aata aatc aatf aatt abaa abab abac abaf abat abau abb- abba abbb abbt abca abcb abcc abcf abch abct abff abha abta abtu abua abuf abut ac-t acaa acab acac acat acba acca accc accf acch acct accu acfc acft acha achh acht achu acta actc actf acth actt actu acu- acuf acut afaa afat afca afcb afcc afch afcu affa affc afft afta aftc afua ahab ahac ahah ahat ahau ahfa ahha ahta ahua at-t ataa atab atac atat atca atcc atcf atch atfb atfc atha atta attu atua atub atuc auaa auca auch auct aufc auht aut- auth baaa baaf baah baat baba babb babu bac- baca bacc bach bact bafc baff baft baha baht bahu bata batc batf bath batt batu bau- bauf bbau bbbb bbch bbfc bcaa bcat bcbc bcca bccc bcfc bctc bcuc bfca bfta bftt bhat bhca bhcc bhff bhut bhuu btaa btaf btcc btfc bttb buat buba bubb bubu buca bucc buch bucu bufc buff buha but- buta butt caaa caab caac caaf caah caat caba cabf cabu cac- caca cacc cach cafa cafb cafc caff cafu caha caht cat- cata catb catc catf cath catt catu cauc cauf caut cbac cbat cbbc cbca cbcc cbct cbcu cbfb cbfc cbha cbta cbtc cbtf ccaa ccab ccac ccaf ccat ccba ccbc ccca cccb cccc cccf cccu ccfa ccfc ccff ccha cctb cctc cctt ccuc ccut cfaa cfab cfac cfbc cfbt cfca cfcb cfcf cffb cfta cftc cfth chaa chab chac chaf chah chat chau chca chch chfa chfc chha chtt chua chub chut ctab ctba ctca ctcf ctfc ctta cuau cub- cuba cubb cuca cucc cufa cufc cuff cut- cuta cutc cuth cutt faaa faac faah faba fabu faca facc fach fact fafa fafc faff faha fata fatc fatf fath fatt faut fcab fcat fcba fcca fccf fcch ffcc ffff fftf ft-c ftfc ftub ftuc fuat fubb fubu fuc- fuca fuct fufc fuff fufu futa futu haab haaf haat haba habt habu hafb haff haft haha haht hata hatb hath hatt hatu hau- hauf haut hbfc hbtu hcat hcbc hcca hccb hccc hcch hcfa hcfc hfba hhaa hhat hhhh htab htcc htfc huac huah huba hubb huch hucu hufc huff hufu huhu huta huth hutt hutu huub taa- taaf taat taba tabb tabc tabu taca tacc tach tact tafa tafc taff taft taha tahu tata tatb tath tatt tatu taua taub tauc taut tbaf tbca tbcb tbcc tbta tcca tccc tccu tcfc tch- tcha tchh tchu tctc tfca tfcu tftc thaa that thau thca thch thtb ttab ttbb ttfa ttfc ttff tttt tuat tuba tubb tubu tuca tucc tuch tufa tufc tuff tuft tufu tuht tuhu tuta tutt tutu uabc uaca uafa uata uath uatu uaua ubac ubba ubtf ucat ucbc ucca ucfa ucfb ucha ucua ucut ufcu uffa uhta uhuh utac utah utau utha uttu uuta uutf uuuu

-aaa- aaaah aaata aabaa aabba aacbc aacft aafat aahaa aahat abaab ababa ababu abaca abaft abaht abath abbac abbat abccc abfab abtaa abtaf abuta abutt acaca acacb acaua accub achab achat achau achua actua acuba acuff acuta afact aftab aftah ahaat ahata ahhaa ahhha atabu atafc atafu atbat atcha athat aucha aucht baata baath babau babut bacab bacca bacha bacta bacu bafat baffa bafta bafut bahau bahua bahut batab batac batat batau batch bath- batha batta battu bauch bauta bccat bhata bhatt bubba bucca bucha bucht buchu buffa butat butch butua butut c-a-c ca-ca caaba cabut cacau cacha cacht cacu caffa cafta cahch cata- catch cath- catha catta catua cauac cauca cauch cauff cauht cauth ccccc chaab chaac chaah chaat chaba chaca chach chafa chaff chaft chahu chata chatt chauf chhab chhau chuba chubb chufa chuff cuaba cubub cufca cutch cutcu faafu facta fatah fatch fatha fatua fauch fauht fauth fcaca ffatt fu-fu fuath fucha