a-a a-b a-t aaa aab aae aak aam aas aat ab- aba abb abe abk abm abs abt aea aeb aee aek aem aes aet aka akb ake akk akm aks ama amb ame amk amm ams amt as- asa asb ase ask asm ass ast at- ata atb ate atm ats att baa bab bae bak bam bas bat bba bbb bbe bbk bbm bbs bbt be- bea beb bee bek bem bes bet bka bkb bke bkk bkm bks bkt bma bmb bme bmk bmm bms bmt bsa bsb bse bsk bsm bss bst bta btb bte btk btm bts btt eaa eab eae eak eam eas eat eba ebb ebe ebk ebm ebs ebt eea eeb eee eek eem ees eet eka ekb eke eks ekt em- ema emb eme emk emm ems emt es- esa esb ese esk esm ess est eta etb ete etk etm ets ett k-t ka- kaa kab kae kak kam kas kat kba kbb kbe kbk kbm kbs ke- kea keb kee kek kem kes ket kkb kke kkk kkm kks kkt kma kmb kme kmk kmm kms kmt ksa ksb kse ksk ksm kss kst kta ktb kte ktk ktm kts ktt maa mab mae mak mam mas mat mba mbb mbe mbk mbm mbs mbt mea meb mee mek mem mes met mka mkb mke mkk mkm mks mkt mma mmb mme mmk mmm mms mmt msa msb mse msk msm mss mst mta mtb mte mtk mtm mts mtt saa sab sae sak sam sas sat sba sbb sbe sbk sbm sbs sbt se- sea seb see sek sem ses set sk- ska skb ske skk skm sks skt sma smb sme smk smm sms smt ss- ssa ssb sse ssk ssm sss sst sta stb ste stk stm sts stt taa tab tae tak tam tas tat tba tbb tbe tbk tbm tbs tbt te- tea teb tee tek tem tes tet tka tkb tke tkk tkm tks tkt tma tmb tme tmk tmm tms tmt tsa tsb tse tsk tsm tss tst tta ttb tte ttk ttm tts ttt

-ase a-ak a-be aaaa aaab aaae aaam aaas aaba aabb aabm aabt aaea aaem aaes aaka aake aama aamb aame aams aasa aase aasm aass aast aata aatk aatt abaa abab abae abak abam abas abat abb- abba abbb abbe abbs abbt abee abes abet abma abmb abms abmt abs- absa abse abss abta abts aeas aebs aeka aemt aess aest aeta aett akaa akae akam akas akee akes akka aksa akst akte amaa amae amam amas amat amb- amba ambe ambs amee ames amet amka amm- amma amme amsa amss amst amta amte amtk amts asaa asab asae asak asam asas asat asba asbm asea asee asek asem ases aset aska aske asks askt asma asme asmm asms asmt assa asse assk asss asst asta astb aste astm asts at-t ataa atab atae atak atas atat atbs atea atee atem ates atka atkt atm- atma atme atms atsb atse atst atta atte atts baaa baak baam baas baat baba babb babe babm babs baek baes bak- baka bake baks bakt bama bamb bame bamm bams basa base bask bass bast bata bate bats batt bbas bbbb bbbs bbeb bbet beak beam beas beat beba bebb bebe beeb beek beem bees beet beka beke beks bema beme bes- besa bese besk besm bess best beta bete bets bett bmaa bmts bsaa bsam bsas bsat bsea bseb bsee bses bset bskt bsms bsmt bsse bssm bsts btaa btek btss bttb eaba eama eame eams easa ease east eata eate eats ebam ebba ebbs ebes ebsa eeea eeee eees eeka eeke eeks eems eese eesk eeta eete eets eka- ekab ekam ekeb ekek ekes eket ekka ekma ekta emae emam emas emba embe embs emek emes emet emks emma emme emms emsa emse emst emta emte emts esab esam esas esat esba esbs esea esee esek esem eses eset eska eske esks esma esme esmt essa esse esst esta este ests etak etam etas etat etee etem etes etka etta ette kaaa kaab kaak kaam kaas kaat kaba kabb kabe kaes kaet kaka kake kakk kakm kaks kakt kam- kama kamb kame kamm kams kamt kas- kasa kasb kase kask kasm kass kast kat- kata katb kate katk katm kats katt kbaa kbab kbae kbak kbam kbas kbat kbba kbbb kbbe kbbk kbbm kbbs kbbt kbeb kbee kbek kbes kbet kbkb kbkk kbmb kbme kbms kbmt kbsa kbsb kbsk kbsm kbss kbst kbta kbtb kbte kbtk kbtm kbts kbtt kea- keak keam keas keat keba kebb kebe kebt keek keem kees keet keka kekb keke keks kema kemb keme kemm kems kesa kesb kesk kess kest ket- keta kete ketk kets kett kkaa kkam kkat kkba kkbb kkbe kkbs kkbt kkea kkkk kkma kkmk kkms kkmt kksa kkse kksm kkss kkst kktk kkts kmae kmak kmam kmas kmat kmbs kmea kmem kmet kmke kmkk kmks kmkt kmme kmmk kmmm kmms kmmt kmsa kmsb kmse kmss kmst kmta kmtb kmtk kmts kmtt ksab ksak ksam ksas ksat ksba ksbs ksea ksee ksek ksem kset kska kskb kske kskk ksks ksma ksmb ksme ksmm ksms ksmt kssa ksse kssm ksss ksst ksta kstb kste kstk kstm ksts kstt ktaa ktae ktak ktam ktas ktat ktba ktbb ktbt ktea ktee ktek ktem ktkb ktke ktkk ktks ktkt ktmb ktme ktmk ktmm ktms ktmt ktsa ktsm ktst kttk ktts kttt maaa maak maam maas maat maba mabe mabs maee maem maes maka make maks mama mame mams masa mase mask mass mast mata mate matk mats matt mbam mbas mbba mbbs mbes mbms mbta meak meas meat mebe meek meem mees meet meka meke mema meme mems mes- mesa mese mess mest met- meta mete mets mett mkak mkks mksm mkts mmaa mmab mmas mmea mmes mmmm mmms mmse mmst mmts msaa msas msat msba msea msee msem msma msmb msmm msms mssa mssm msst msta msts mtaa mtab mtas mtbs mtsa mtss