-th a-a a-b a-c a-t aaa aab aac aad aah aar aas aat ab- aba abb abc abd abh abr abs abt ac- aca acb acc acd ach acr acs act ad- ada adb adc add adh adr ads adt aha ahb ahc ahd ahh ahr ahs aht ar- ara arb arc ard arh arr ars art as- asa asb asc asd ash asr ass ast at- ata atb atc atd ath atr ats att baa bab bac bad bah bar bas bat bba bbb bbc bbd bbh bbr bbs bbt bca bcb bcc bcd bch bcr bcs bct bda bdb bdc bdd bdh bdr bds bdt bha bhb bhc bhd bhh bhr bhs bht bra brb brd brh brr brs brt bsa bsb bsc bsd bsh bsr bss bst bta btb btc btd bth btr bts btt c-- caa cab cac cad cah car cas cat cba cbb cbc cbd cbh cbr cbs cbt cca ccb ccc ccd cch ccr ccs cct cda cdb cdc cdd cdh cdr cds cdt ch- cha chb chc chd chh chr chs cht cra crb crc crd crh crr crs crt csa csb csc csd csh csr css cst cta ctb ctc ctd cth ctr cts ctt daa dab dac dad dah dar das dat dba dbb dbc dbd dbh dbr dbs dbt dca dcb dcc dcd dcr dcs dct dda ddb ddc ddd ddh ddr dds ddt dh- dha dhb dhc dhd dhh dhr dhs dht dra drb drc drd drr drs drt dsa dsb dsc dsd dsh dsr dss dst dta dtb dtc dtd dth dtr dts dtt haa hab hac had hah har has hat hba hbb hbc hbd hbh hbr hbs hbt hca hcb hcc hcd hch hcr hcs hct hda hdb hdc hdd hdh hdr hds hdt hha hhb hhc hhd hhh hhr hhs hht hr- hra hrb hrc hrd hrh hrr hrs hrt hsa hsb hsc hsd hsh hsr hss hst hta htb htc htd hth htr hts htt ra- raa rab rac rad rah rar ras rat rba rbb rbc rbd rbh rbr rbs rbt rca rcb rcc rcd rch rcr rcs rct rda rdb rdc rdd rdh rdr rds rdt rh- rha rhb rhc rhd rhh rhr rhs rht rra rrb rrc rrd rrh rrr rrs rrt rsa rsb rsc rsd rsh rsr rss rst rta rtb rtc rtd rtr rts rtt saa sab sac sad sah sar sas sat sba sbb sbc sbd sbh sbr sbs sbt sca scb scc scd sch scr scs sct sda sdb sdc sdd sdh sdr sds sdt sh- sha shb shc shd shh shr shs sht sr- sra srb src srd srh srr srs srt ss- ssa ssb ssc ssd ssh ssr sss sst sta stb stc std sth str sts stt taa tab tac tad tah tar tas tat tba tbb tbc tbd tbh tbr tbs tbt tca tcb tcc tcd tch tcr tcs tct tda tdb tdc tdd tdh tdr tds tdt th- tha thb thc thd thh thr ths tht tra trb trc trd trh trr trs trt tsa tsb tsc tsd tsh tsr tss tst tta ttb ttc ttd tth ttr tts ttt

a-ha aaaa aaab aaac aaad aaah aaar aaas aaba aabb aabc aabd aabh aabt aaca aacb aacc aacd aach aacr aacs aact aada aadc aads aadt aaha aahs aara aarc aard aars aart aasa aasc aasd aass aast aata aatc aatt abaa abab abac abad abar abas abat abb- abba abbb abbr abbs abbt abca abcb abcc abcd abch abcr abcs abct abda abha abhr abhs abra abrc abrs abs- absa absd abss abta abts ac-t acaa acab acac acad acar acas acat acba acca accc accd acch accs acct acda acdb acdc acds acdt acha achh achr achs acht acr- acra acrc acrr acrs acsa acsc acsd acss acst acta actc acth acts actt adaa adab adac adad adah adar adas adat adba adbc adcc adcs adda addc addd addr adds adha adhd adhs adra adrs adsa adsr adss adst adta adts ahab ahac ahad ahah ahar ahas ahat ahha ahhs ahra ahrc ahrr ahrs ahsa ahss ahta ahts arab arac arad arah arar aras arat arba arbh arbs arc- arca arch arcs arct arda ardc ards arh- arhs arr- arra arrc arrh arrr arrs arrt ars- arsa arsc arsd arst arta artc arth artr arts asaa asab asac asad asah asar asas asat asba asc- asca ascb ascc asch ascr asct asda asds asha ashs asht asra asrc asrs assa assc assd assh assr asss asst asta astb astc astr asts at-t ataa atab atac atad atar atas atat atbs atca atcc atch atcr atcs atdt atha aths atra atrc atsb atsc atst atta attr atts baaa baad baah baar baas baat baba babb babr babs bac- baca bacc bach bacs bact bada badb badd badh badr bads baha bahr bahs baht bar- bara barb barc bard barh barr bars bart basa basc bash bass bast bata batc bath bats batt bbad bbas bbbb bbbs bbch bbdd bbhs bbrc bcaa bcar bcas bcat bcbc bcbs bcca bccc bccs bcda bcds bchd bchs bcra bcrs bcsa bcsc bcss bctc bcts bd-r bdbc bddc bddh bdhs bdsd bhar bhat bhca bhcc bhhs bhra bhrt brab brac brad brah bras brat brca brcb brda brds brdt brhs brrr brrs brsb brsr brst brtc bsaa bsac bsas bsat bsbd bscs bshs bsra bsrd bssc bssd bsts btaa btcc btcs btdt bths btrc btrt btss bttb c-cd caaa caab caac caah caas caat caba cabs cac- caca cacc cach cacr cada cadc cadd cadr cads caha cahs caht cara carb carc card carr cars cart casa casb casc casd cash casr cass cast cat- cata catb catc catd cath cats catt cbac cbar cbat cbbc cbbs cbca cbcc cbcr cbcs cbct cbdb cbdc cbds cbha cbhs cbrd cbrh cbrt cbsa cbsc cbta cbtc ccaa ccab ccac ccad ccar ccas ccat ccba ccbc ccca cccb cccc cccs ccdc ccdh ccdr ccds ccha cchr cchs ccra