-er a-a a-b a-t aaa aab aae aak aar aas aat ab- aba abb abe abk abr abs abt aea aeb aee aek aer aes aet aka akb ake akk akr aks ar- ara arb are ark arr ars art as- asa asb ase ask asr ass ast at- ata atb ate atr ats att baa bab bae bak bar bas bat bba bbb bbe bbk bbr bbs bbt be- bea beb bee bek ber bes bet bka bkb bke bkk bkr bks bkt bra brb bre brk brr brs brt bsa bsb bse bsk bsr bss bst bta btb bte btk btr bts btt eaa eab eae eak ear eas eat eba ebb ebe ebk ebr ebs ebt eea eeb eee eek eer ees eet eka ekb eke ekr eks ekt era erb ere erk err ers ert es- esa esb ese esk esr ess est eta etb ete etk etr ets ett k-t ka- kaa kab kae kak kar kas kat kba kbb kbe kbk kbr kbs ke- kea keb kee kek ker kes ket kkb kke kkk kkr kks kkt kra krk krr krs krt ksa ksb kse ksk ksr kss kst kta ktb kte ktk ktr kts ktt ra- raa rab rae rak rar ras rat rba rbb rbe rbk rbr rbs rbt re- rea reb ree rek rer res ret rkb rke rkk rks rkt rra rrb rrk rrr rrs rrt rsa rsb rse rsk rsr rss rst rta rtb rte rtk rtr rts rtt saa sab sae sak sar sas sat sba sbb sbe sbk sbr sbs sbt se- sea seb see sek ser ses set sk- ska skb ske skk skr sks skt sr- sra srb sre srk srr srs srt ss- ssa ssb sse ssk ssr sss sst sta stb ste stk str sts stt taa tab tae tak tar tas tat tba tbb tbe tbk tbr tbs tbt te- tea teb tee tek ter tes tet tka tkb tke tkk tkr tks tkt tra trb tre trk trr trs trt tsa tsb tse tsk tsr tss tst tta ttb tte ttk ttr tts ttt

-ase a-ak a-be aaaa aaab aaae aaar aaas aaba aabb aabt aaea aaes aaka aake aara aare aars aart aasa aase aass aast aata aatk aatt abaa abab abae abak abar abas abat abb- abba abbb abbe abbr abbs abbt abee aber abes abet abra abrs abs- absa abse abss abta abts aeas aebs aeer aeka aer- aera aers aess aest aeta aetr aett akaa akae akar akas akee aker akes akka akr- akra akre aksa akst akte arab arae arak arar aras arat arba arbe arbs area aree arek ares aret arka arke arks arr- arra arre arrk arrr arrs arrt ars- arsa arse arsk arst arta arte artr arts asaa asab asae asak asar asas asat asba asea asee asek aser ases aset aska aske askr asks askt asra asrs assa asse assk assr asss asst asta astb aste astr asts at-t ataa atab atae atak atar atas atat atbs atea atee ater ates atka atkt atra atre atrk atsb atse atst atta atte attr atts baaa baak baar baas baat baba babb babe babr babs baek baer baes bak- baka bake bakr baks bakt bar- bara barb bare bark barr bars bart basa base bask bass bast bata bate bats batt bbas bbbb bbbs bbeb bbet beak bear beas beat beba bebb bebe beeb beek beer bees beet beka beke beks bera bere berk berr bers bert bes- besa bese besk bess best beta bete bets bett brab brae brak bras brat brea breb bree brek brer bres bret brka brkb brrr brrs brsb brsr brst bsaa bsas bsat bsea bseb bsee bser bses bset bskt bsra bsse bsts btaa btek btrt btss bttb eaba eara earb eare ears eart easa ease east eata eate eats ebba ebbr ebbs eber ebes ebsa eeea eeee eees eeka eeke eeks eera eers eese eesk eeta eete eets eka- ekab ekeb ekek eker ekes eket ekka ekta eras erat erba erbb erbe ereb erer eres eret erke erks erra erre errs ersa erse erst erta erts esab esar esas esat esba esbs esea esee esek eser eses eset eska eske esks esra essa esse esst esta este estr ests etak etas etat etbr etee eter etes etka etra etre etta ette kaaa kaab kaak kaar kaas kaat kaba kabb kabe kabr kaer kaes kaet kaka kake kakk kaks kakt kara karb kare kark karr kars kart kas- kasa kasb kase kask kasr kass kast kat- kata katb kate katk katr kats katt kbaa kbab kbae kbak kbar kbas kbat kbba kbbb kbbe kbbk kbbr kbbs kbbt kbeb kbee kbek kber kbes kbet kbkb kbkk kbkr kbra kbrb kbre kbrk kbrt kbsa kbsb kbsk kbsr kbss kbst kbta kbtb kbte kbtk kbtr kbts kbtt kea- keak kear keas keat keba kebb kebe kebr kebt keek keer kees keet keka kekb keke keks ker- kera kerb kere kerk kerr kers kert kesa kesb kesk kesr kess kest ket- keta kete ketk ketr kets kett kkaa kkar kkat kkba kkbb kkbe kkbr kkbs kkbt kkea kkkk kkrb kkre kkrk kkrr kkrs kkrt kksa kkse kksr kkss kkst kktk kkts krab krae krak krar kras krat krba krbb krbe krbk krbr krbt krea kreb kree krek kres kret krka krke krkk krkr krks krrb krre krrk krrr krrs krrt krsa krse krsk krsr krss krst krta krtk krtr krts ksab ksak ksar ksas ksat ksba ksbr ksbs ksea ksee ksek kser kset kska kskb kske kskk kskr ksks ksra ksrb ksrr ksrs ksrt kssa ksse kssr ksss ksst ksta kstb kste kstk kstr ksts kstt ktaa ktae ktak ktar ktas ktat ktba ktbb ktbr ktbt ktea ktee ktek ktkb ktke ktkk ktkr ktks ktkt ktrb ktre ktrk ktrr ktrs ktrt ktsa ktsr ktst kttk kttr ktts kttt raab raak raas raat raba rabb rabe rabk rabs raer raes raka rake rakk rakt rara rarb rare rark rars rasa rase rask rass