a-a a-b a-c a-t aaa aab aac aad aae aas aat ab- aba abb abc abd abe abs abt ac- aca acb acc acd ace acs act ad- ada adb adc add ade ads adt aea aeb aec aed aee aes aet as- asa asb asc asd ase ass ast at- ata atb atc atd ate ats att baa bab bac bad bae bas bat bba bbb bbc bbd bbe bbs bbt bca bcb bcc bcd bce bcs bct bda bdb bdc bdd bde bds bdt be- bea beb bec bed bee bes bet bsa bsb bsc bsd bse bss bst bta btb btc btd bte bts btt c-- caa cab cac cad cae cas cat cba cbb cbc cbd cbe cbs cbt cca ccb ccc ccd cce ccs cct cda cdb cdc cdd cde cds cdt ce- cea ceb cec ced cee ces cet csa csb csc csd cse css cst cta ctb ctc ctd cte cts ctt daa dab dac dad dae das dat dba dbb dbc dbd dbe dbs dbt dca dcb dcc dcd dce dcs dct dda ddb ddc ddd dde dds ddt de- dea deb dec ded dee des det dsa dsb dsc dsd dse dss dst dta dtb dtc dtd dte dts dtt eaa eab eac ead eae eas eat eba ebb ebc ebd ebe ebs ebt ec- eca ecb ecc ecd ece ecs ect ed- eda edb edc edd ede eds edt eea eeb eec eed eee ees eet es- esa esb esc esd ese ess est eta etb etc etd ete ets ett saa sab sac sad sae sas sat sba sbb sbc sbd sbe sbs sbt sca scb scc scd sce scs sct sda sdb sdc sdd sde sds sdt se- sea seb sec sed see ses set ss- ssa ssb ssc ssd sse sss sst sta stb stc std ste sts stt taa tab tac tad tae tas tat tba tbb tbc tbd tbe tbs tbt tca tcb tcc tcd tce tcs tct tda tdb tdc tdd tde tds tdt te- tea teb tec ted tee tes tet tsa tsb tsc tsd tse tss tst tta ttb ttc ttd tte tts ttt

-ase a-be aaaa aaab aaac aaad aaae aaas aaba aabb aabc aabd aabt aaca aacb aacc aacd aace aacs aact aada aadc aade aads aadt aaea aaec aaes aasa aasc aasd aase aass aast aata aatc aatt abaa abab abac abad abae abas abat abb- abba abbb abbe abbs abbt abca abcb abcc abcd abcs abct abda abec abed abee abes abet abs- absa absd abse abss abta abts ac-t acaa acab acac acad acae acas acat acba acca accc accd acce accs acct acda acdb acdc acde acds acdt ace- acea acec aced aces acet acsa acsc acsd acse acss acst acta actc acte acts actt adaa adab adac adad adae adas adat adba adbc adcc adcs adda addc addd adde adds adea adeb adee ades adet adsa adss adst adta adts aeac aeas aebs aecb aect aede aedt aesc aesd aess aest aeta aetc aett asaa asab asac asad asae asas asat asba asc- asca ascb ascc asce asct asda asde asds asea asec asee ases aset assa assc assd asse asss asst asta astb astc aste asts at-t ataa atab atac atad atae atas atat atbs atca atcc atcs atdt atea atec ated atee ates atsb atsc atse atst atta atte atts baaa baad baas baat baba babb babe babs bac- baca bacc bace bacs bact bada badb badd bade bads baed baes basa basc base bass bast bata batc bate bats batt bbad bbas bbbb bbbs bbdd bbeb bbet bcaa bcas bcat bcbc bcbs bcca bccc bccs bcda bcde bcds bcec bces bcet bcsa bcsc bcss bctc bcts bdbc bddc bdes bdsd bead beas beat beba bebb bebe beca becs beda bede beds beeb beed bees beet bes- besa bese bess best beta betc bete bets bett bsaa bsac bsas bsat bsbd bscs bsea bseb bsec bsed bsee bses bset bssc bssd bsse bsts btaa btcc btcs btdt btec btss bttb c-cd caaa caab caac caas caat caba cabe cabs cac- caca cacc cace cada cadc cadd cade cads caec caes casa casb casc casd case cass cast cat- cata catb catc catd cate cats catt cbac cbat cbbc cbbs cbca cbcc cbce cbcs cbct cbdb cbdc cbds cbea cbec cbee cbet cbsa cbsc cbse cbta cbtc ccaa ccab ccac ccad ccas ccat ccba ccbc ccca cccb cccc cccs ccdc ccds cced ccee ccsa ccsd ccss ccst cctb cctc cctt cd-e cdaa cdac cdad cdba cdcs cdda cddb cdec cdes cdss ceac cead ceas ceat ceba cebs cec- ceca cece cecs cect ceda cedd cede cedt ceeb ceec cees cesa cesc cese cess cest cet- ceta cete cets csaa csab csac csas csat cscb cscc cscd csce cscs csda csdb csea csec csee cset cssa cssd csse csta cstc cstd csts ctab ctae ctba ctbs ctca ctec ctsa ctsc ctss ctta ctts daab daad daae daas daba dabb dabs dabt daca dace dacs dact dada dade dads daeb dasa dasb dasc dasd dase dass dast data date dats datt dbas dbcc dbcs dbsa dbss dbtt dcas dcbc dcca dccb dccc dccs dcct dcdb dcds dcsc dcss dctc dcts dddd ddes ddss ddts deac dead deae deas deba debe debs debt dec- deca decc decd dece decs dect deda dedd dede deeb deed dees deet des- desa desc dese dess dest deta dete dets dsac dsba dsbc dscc dscs dsda dsea dssa dssc dsst dstc dsts dtaa dtac dtcc dted dtss eaba eaca eacc eada eadb eadd eads eaec easa ease east eata eate eats ebac ebba ebbc ebbs ebcc ebed ebes ebsa ecaa ecac ecad ecat ecbc ecbe ecca eccb eccc ecce ecct ecdc eced eces ecsa ecsc ecse ecss ect- ecta ectc ects edac edad edas edca edda eddc edde edds ede- edea edes edsa edss edta edts eeca eecs eede eeea eeee eees eese eeta eetc eete eets esab esac esad esas