a-a a-b a-t aaa aab aae aak aap aas aat ab- aba abb abe abk abp abs abt aea aeb aee aek aep aes aet aka akb ake akk akp aks ap- apa apb ape apk app aps apt as- asa asb ase ask asp ass ast at- ata atb ate atp ats att b-p baa bab bae bak bap bas bat bba bbb bbe bbk bbp bbs bbt be- bea beb bee bek bep bes bet bka bkb bke bkk bkp bks bkt bpa bpb bpe bpp bps bpt bsa bsb bse bsk bsp bss bst bta btb bte btk btp bts btt eaa eab eae eak eap eas eat eba ebb ebe ebk ebp ebs ebt eea eeb eee eek eep ees eet eka ekb eke ekp eks ekt ep- epa epb epe epp eps ept es- esa esb ese esk esp ess est eta etb ete etk etp ets ett k-t ka- kaa kab kae kak kap kas kat kba kbb kbe kbk kbp kbs ke- kea keb kee kek kep kes ket kkb kke kkk kkp kks kkt kpa kpe kpk kpp kps kpt ksa ksb kse ksk ksp kss kst kta ktb kte ktk ktp kts ktt p-p paa pab pae pak pap pas pat pba pbb pbe pbk pbp pbs pbt pea peb pee pek pep pes pet pka pkb pke pkp pks pkt ppa ppb ppe ppk ppp pps ppt ps- psa psb pse psk psp pss pst pt- pta ptb pte ptk ptp pts ptt saa sab sae sak sap sas sat sba sbb sbe sbk sbp sbs sbt se- sea seb see sek sep ses set sk- ska skb ske skk skp sks skt spa spb spe spk spp sps spt ss- ssa ssb sse ssk ssp sss sst sta stb ste stk stp sts stt taa tab tae tak tap tas tat tba tbb tbe tbk tbp tbs tbt te- tea teb tee tek tep tes tet tka tkb tke tkk tkp tks tkt tpa tpb tpe tpk tpp tps tpt tsa tsb tse tsk tsp tss tst tta ttb tte ttk ttp tts ttt

-ase a-ak a-be aaaa aaab aaae aaap aaas aaba aabb aabp aabt aaea aaep aaes aaka aake aapa aaps aapt aasa aase aass aast aata aatk aatt abaa abab abae abak abap abas abat abb- abba abbb abbe abbs abbt abee abes abet abpa abpp abps abs- absa abse absp abss abta abts aeap aeas aebs aeka aess aest aeta aett akaa akae akap akas akee akes akka aksa akst akte apak apap apas apat apba apbs apea apep apes apet apke appa apps appt apsa apse apss apta apte apts aptt asaa asab asae asak asap asas asat asba asea asee asek asep ases aset aska aske asks askt aspa aspe asps aspt assa asse assk assp asss asst asta astb aste astp asts at-t ataa atab atae atak atap atas atat atbs atea atee atep ates atka atkt atsb atse atst atta atte attp atts baaa baak baas baat baba babb babe babs baek baes bak- baka bake baks bakt bapa bape bapp baps bapt basa base bask bass bast bata bate bats batt bbas bbbb bbbs bbeb bbet beak beap beas beat beba bebb bebe beeb beek beep bees beet beka beke beks bes- besa bese besk bess best beta bete bets bett bkpt bksp bpea bpsa bsaa bsap bsas bsat bsea bseb bsee bses bset bskt bspp bsse bsts btaa btbp btek btps btss bttb eaba eapp eaps easa ease east eata eate eats ebba ebbs ebes ebsa eeea eeee eees eeka eeke eeks eeps eese eesk eeta eete eets eka- ekab ekeb ekek ekes eket ekka ekpe ekta epaa epas epee epes eppa eppp epps epsa epsp epss epta epte esab esas esat esba esbs esea esee esek eses eset eska eske esks espa espe espp esps essa esse essp esst esta este estp ests etak etap etas etat etee etes etka etta ette kaaa kaab kaak kaap kaas kaat kaba kabb kabe kaep kaes kaet kaka kake kakk kaks kakt kap- kapa kape kapp kaps kapt kas- kasa kasb kase kask kasp kass kast kat- kata katb kate katk katp kats katt kbaa kbab kbae kbak kbap kbas kbat kbba kbbb kbbe kbbk kbbs kbbt kbeb kbee kbek kbes kbet kbkb kbkk kbpa kbpe kbpk kbps kbpt kbsa kbsb kbsk kbss kbst kbta kbtb kbte kbtk kbts kbtt kea- keak keap keas keat keba kebb kebe kebt keek keep kees keet keka kekb keke keks kep- kepa kepe keps kept kesa kesb kesk kesp kess kest ket- keta kete ketk ketp kets kett kkaa kkap kkat kkba kkbb kkbe kkbs kkbt kkea kkkk kkpk kkps kkpt kksa kkse kksp kkss kkst kktk kkts kpae kpak kpas kpat kpba kpbb kpbe kpbs kpek kpet kpke kpkk kppk kppp kpsp kpte kpts kptt ksab ksak ksas ksat ksba ksbp ksbs ksea ksee ksek ksep kset kska kskb kske kskk ksks kspa kspb kspe kspk ksps kspt kssa ksse ksss ksst ksta kstb kste kstk kstp ksts kstt ktaa ktae ktak ktap ktas ktat ktba ktbb ktbt ktea ktee ktek ktep ktkb ktke ktkk ktks ktkt ktpa ktpk ktpt ktsa ktst kttk kttp ktts kttt paak paap paas paat paba pabt paea paep paes paka pake paks papa papb pape papp paps pasa pase pask pasp pass past pata pate pats patt pbpa pbpk pbsa pbsp peab peak peap peas peat peba peek peep pees peet peka peke pekk pepa pepe peps pesa pese pess pest peta pete pets pett pkts ppap pppa pppp ppps ppss ppta ppts pptt psap psas psat psbt pseb pspp psps pssa psse psst psts ptab ptak ptas ptsa pttk saab saae saak saap saas saat saba sabb sabe sabs saeb saek saes saka sakb sake sakk saks sapa sape sapp saps sasa sase sask sass sast sata satb sate sats satt sbaa sbas sbbs sbsa sbse sbsp sbst sbtk se-e se-k se-s se-t seaa seab seak