-th a-a a-b a-c a-t aaa aab aac aah aam aas aat ab- aba abb abc abh abm abs abt ac- aca acb acc ach acm acs act aha ahb ahc ahh ahm ahs aht ama amb amc amh amm ams amt as- asa asb asc ash asm ass ast at- ata atb atc ath atm ats att baa bab bac bah bam bas bat bba bbb bbc bbh bbm bbs bbt bca bcb bcc bch bcm bcs bct bha bhb bhc bhh bhm bhs bht bma bmb bmc bmh bmm bms bmt bsa bsb bsc bsh bsm bss bst bta btb btc bth btm bts btt c-- caa cab cac cah cam cas cat cba cbb cbc cbh cbm cbs cbt cca ccb ccc cch ccm ccs cct ch- cha chb chc chh chm chs cht cma cmb cmc cmh cmm cms cmt csa csb csc csh csm css cst cta ctb ctc cth ctm cts ctt haa hab hac hah ham has hat hba hbb hbc hbh hbm hbs hbt hca hcb hcc hch hcm hcs hct hha hhb hhc hhh hhm hhs hht hma hmb hmc hmh hmm hms hmt hsa hsb hsc hsh hsm hss hst hta htb htc hth htm hts htt maa mab mac mah mam mas mat mba mbb mbc mbh mbm mbs mbt mc- mca mcb mcc mch mcm mcs mct mha mhc mhh mhm mhs mht mma mmb mmc mmh mmm mms mmt msa msb msc msh msm mss mst mta mtb mtc mth mtm mts mtt saa sab sac sah sam sas sat sba sbb sbc sbh sbm sbs sbt sca scb scc sch scm scs sct sh- sha shb shc shh shm shs sht sma smb smc smh smm sms smt ss- ssa ssb ssc ssh ssm sss sst sta stb stc sth stm sts stt taa tab tac tah tam tas tat tba tbb tbc tbh tbm tbs tbt tca tcb tcc tch tcm tcs tct th- tha thb thc thh thm ths tht tma tmb tmc tmh tmm tms tmt tsa tsb tsc tsh tsm tss tst tta ttb ttc tth ttm tts ttt

a-ha aaaa aaab aaac aaah aaam aaas aaba aabb aabc aabh aabm aabt aaca aacb aacc aach aacm aacs aact aaha aahs aama aamb aamc aams aasa aasc aasm aass aast aata aatc aatt abaa abab abac abam abas abat abb- abba abbb abbs abbt abca abcb abcc abch abcs abct abha abhm abhs abma abmb abmc abms abmt abs- absa abss abta abts ac-t acaa acab acac acas acat acba acca accc acch accm accs acct acha achh achs acht acma acmc acmh acms acsa acsc acsm acss acst acta actc acth acts actt ahab ahac ahah aham ahas ahat ahha ahhs ahmc ahms ahsa ahss ahta ahts amaa amac amah amam amas amat amb- amba ambs amca amcc amcs amhs amm- amma amsa amsc amss amst amta amtc amts asaa asab asac asah asam asas asat asba asbm asc- asca ascb ascc asch asct asha ashs asht asma asmm asms asmt assa assc assh asss asst asta astb astc astm asts at-t ataa atab atac atas atat atbs atca atcc atch atcs atha aths atm- atma atms atsb atsc atst atta atts baaa baah baam baas baat baba babb babm babs bac- baca bacc bach bacs bact baha bahs baht bama bamb bamc bamm bams basa basc bash bass bast bata batc bath bats batt bbas bbbb bbbs bbch bbcm bbhs bcaa bcam bcas bcat bcbc bcbs bcca bccc bccm bccs bchs bcma bcms bcsa bcsc bcsm bcss bctc bcts bhat bhca bhcc bhhs bhms bmaa bmhs bmtc bmts bsaa bsac bsam bsas bsat bscs bshs bsms bsmt bssc bssm bsts btaa btcc btcs bths btss bttb caaa caab caac caah caam caas caat caba cabs cac- caca cacc cach cacm caha cahs caht cama camb camc camh camm cams camt casa casb casc cash casm cass cast cat- cata catb catc cath catm cats catt cbac cbat cbbc cbbs cbca cbcc cbcm cbcs cbct cbha cbhs cbms cbsa cbsc cbsm cbta cbtc ccaa ccab ccac ccam ccas ccat ccba ccbc ccca cccb cccc cccm cccs ccha cchs ccma ccmb ccmc ccmm ccms ccsa ccss ccst cctb cctc cctt chaa chab chac chah cham chas chat chca chch chcm chcs chha chhs chmb chmc chms chmt chsc chsh chsm chst chtm chtt cmaa cmac cmah cmas cmba cmbc cmbs cmcc cmcs cmha cmhc cmhs cmmb cmmc cmms cmsa cmsc cmst cmta cmtc csaa csab csac csas csat csbm cscb cscc csch cscs cshs csma csmc cssa cssm csta cstc cstm csts ctab ctba ctbs ctca cths ctma ctsa ctsc ctss ctta ctts haab haam haas haat haba habs habt hacs haha hahs haht hama hamc hamm hams hamt hasa hasc hash hass hast hata hatb hath hats hatt hbbs hbhs hbms hbss hcat hcbc hcbs hcca hccb hccc hcch hccs hchs hcmc hcmm hcms hcsa hcsc hcss hcst hhaa hhat hhhh hhhs hhms hmas hmbs hmcs hmhb hmhs hmmm hmms hmsa hmsm hmta hsac hsam hsas hsat hsbc hscc hsct hshs hsmm hsts htab htcc hths htms htsc httm maaa maac maam maas maat maba mabs mac- maca macb macc mach macs mact maha mahs mama mamc mams masa masc mash mass mast mata matc math mats matt mbac mbam mbas mbba mbbs mbca mbcs mbhs mbms mbta mcaa mcac mcas mcat mcba mcbc mcca mccc mchs mcht mcmc mcmt mcsa mcss mcst mctc mcts mhac mhhs mhmm mhsa mhsc mmaa mmab mmac mmas mmcc mmcm mmcs mmct mmhm mmhs mmmc mmmh mmmm mmms mmsc mmst mmts msaa msas msat msba msca mscc msha mshb mshs msht msma msmb msmc msmm msms mssa mssm msst msta mstc msth msts mtaa mtab mtac mtas mtbc mtbs mths mtsa mtss mtst mtts sa-c saab saac saah saam saas saat saba sabb sabc sabs saca sacc sacs sact saha sahm sahs saht sam- sama samc samm sams samt sasa sasc sash sasm sass sast