a-a a-b a-c a-t aaa aab aac aae aap aas aat ab- aba abb abc abe abp abs abt ac- aca acb acc ace acp acs act aea aeb aec aee aep aes aet ap- apa apb apc ape app aps apt as- asa asb asc ase asp ass ast at- ata atb atc ate atp ats att b-p baa bab bac bae bap bas bat bba bbb bbc bbe bbp bbs bbt bca bcb bcc bce bcp bcs bct be- bea beb bec bee bep bes bet bpa bpb bpc bpe bpp bps bpt bsa bsb bsc bse bsp bss bst bta btb btc bte btp bts btt c-- caa cab cac cae cap cas cat cba cbb cbc cbe cbp cbs cbt cca ccb ccc cce ccp ccs cct ce- cea ceb cec cee cep ces cet cpa cpb cpc cpe cpp cps cpt csa csb csc cse csp css cst cta ctb ctc cte ctp cts ctt eaa eab eac eae eap eas eat eba ebb ebc ebe ebp ebs ebt ec- eca ecb ecc ece ecs ect eea eeb eec eee eep ees eet ep- epa epb epc epe epp eps ept es- esa esb esc ese esp ess est eta etb etc ete etp ets ett p-p paa pab pac pae pap pas pat pba pbb pbc pbe pbp pbs pbt pca pcb pcc pce pcp pcs pct pea peb pec pee pep pes pet ppa ppb ppc ppe ppp pps ppt ps- psa psb psc pse psp pss pst pt- pta ptb ptc pte ptp pts ptt saa sab sac sae sap sas sat sba sbb sbc sbe sbp sbs sbt sca scb scc sce scp scs sct se- sea seb sec see sep ses set spa spb spc spe spp sps spt ss- ssa ssb ssc sse ssp sss sst sta stb stc ste stp sts stt taa tab tac tae tap tas tat tba tbb tbc tbe tbp tbs tbt tca tcb tcc tce tcp tcs tct te- tea teb tec tee tep tes tet tpa tpb tpc tpe tpp tps tpt tsa tsb tsc tse tsp tss tst tta ttb ttc tte ttp tts ttt

-ase a-be aaaa aaab aaac aaae aaap aaas aaba aabb aabc aabp aabt aaca aacb aacc aace aacp aacs aact aaea aaec aaep aaes aapa aapc aaps aapt aasa aasc aase aass aast aata aatc aatt abaa abab abac abae abap abas abat abb- abba abbb abbe abbs abbt abca abcb abcc abcp abcs abct abec abee abes abet abpa abpc abpp abps abs- absa abse absp abss abta abts ac-t acaa acab acac acae acap acas acat acba acca accc acce accp accs acct ace- acea acec aces acet acpa acpe acps acpt acsa acsc acse acss acst acta actc acte acts actt aeac aeap aeas aebs aecb aect aesc aess aest aeta aetc aett apac apap apas apat apba apbs apca apcb apcc apcs apea apec apep apes apet appa appc apps appt apsa apse apss apta aptc apte apts aptt asaa asab asac asae asap asas asat asba asc- asca ascb ascc asce ascp asct asea asec asee asep ases aset aspa aspc aspe asps aspt assa assc asse assp asss asst asta astb astc aste astp asts at-t ataa atab atac atae atap atas atat atbs atca atcc atcs atea atec atee atep ates atsb atsc atse atst atta atte attp atts baaa baas baat baba babb babe babs bac- baca bacc bace bacs bact baes bapa bapc bape bapp baps bapt basa basc base bass bast bata batc bate bats batt bbas bbbb bbbs bbeb bbet bcaa bcap bcas bcat bcbc bcbp bcbs bcca bccc bccs bcec bces bcet bcpp bcps bcsa bcsc bcss bctc bcts beap beas beat beba bebb bebe beca becs beeb beep bees beet bes- besa bese bess best beta betc bete bets bett bpcp bpea bpsa bsaa bsac bsap bsas bsat bscp bscs bsea bseb bsec bsee bses bset bspp bssc bsse bsts btaa btbp btcc btcs btec btps btss bttb caaa caab caac caap caas caat caba cabe cabs cac- caca cacc cace caec caes capa capb capc cape capp caps capt casa casb casc case casp cass cast cat- cata catb catc cate cats catt cbac cbat cbbc cbbs cbca cbcc cbce cbcp cbcs cbct cbea cbec cbee cbet cbpc cbpp cbsa cbsc cbse cbta cbtc ccaa ccab ccac ccap ccas ccat ccba ccbc ccca cccb cccc cccp cccs ccee ccpa ccpe ccpp ccps ccsa ccsp ccss ccst cctb cctc cctt ceac ceas ceat ceba cebp cebs cec- ceca cece cecp cecs cect ceeb ceec cees cepa cepc cepe cepp ceps cept cesa cesc cese cesp cess cest cet- ceta cete cetp cets cpaa cpac cpap cpas cpbc cpca cpce cpcs cpea cpeb cpep cppa cpps cpsa cpsc cptp cpts csaa csab csac csas csat cscb cscc csce cscs csea csec csee csep cset cspa cspb cspc cspe csps cspt cssa csse csta cstc csts ctab ctae ctba ctbs ctca ctcp ctec ctep ctpp ctps ctsa ctsc ctss ctta ctts eaba eaca eacc eaec eapc eapp eaps easa ease east eata eate eats ebac ebba ebbc ebbs ebcc ebes ebsa ecaa ecac ecat ecbc ecbe ecca eccb eccc ecce ecct eces ecpa ecpp ecsa ecsc ecse ecsp ecss ect- ecta ectc ects eeca eecs eeea eeee eees eeps eese eeta eetc eete eets epaa epac epas epcc epec epee epes eppa eppc eppp epps epsa epsc epsp epss epta epte esab esac esas esat esba esbs esca escb esce escs esea esee eses eset espa espc espe espp esps essa esse essp esst esta estc este estp ests etap etas etat etbc etcc etcs etec etee etes etta ette paap paas paat paba pabt paca pace pacs pact paea paec paep paes papa papb pape papp paps pasa pasc pase pasp pass past pata pate pats patt pbac pbcc pbpa pbsa pbsp pcaa pcae pcap pcas pcba pcbc pcbs pcca pccc pcce pccs pcea