-er a-a a-b aaa aab aae aaj aak aar aas ab- aba abb abe abj abk abr abs aea aeb aee aej aek aer aes aja ajb aje ajj ajk ajr ajs aka akb ake akj akk akr aks ar- ara arb are arj ark arr ars as- asa asb ase asj ask asr ass baa bab bae baj bak bar bas bba bbb bbe bbk bbr bbs be- bea beb bee bek ber bes bja bjj bjk bjr bjs bka bkb bke bkk bkr bks bra brb bre brj brk brr brs bsa bsb bse bsj bsk bsr bss eaa eab eae eaj eak ear eas eba ebb ebe ebj ebk ebr ebs eea eeb eee eek eer ees eja eka ekb eke ekr eks era erb ere erk err ers es- esa esb ese esk esr ess jaa jab jae jaj jak jar jas jba jbj jbk jbr jbs jea jeb jee jej jek jer jes jja jjb jjj jjk jjr jjs jka jkb jkk jkr jks jra jrb jrk jrr jrs jsa jsb jse jsj jsk jsr jss ka- kaa kab kae kaj kak kar kas kba kbb kbe kbk kbr kbs ke- kea keb kee kek ker kes kjb kje kjr kjs kkb kke kkk kkr kks kra krk krr krs ksa ksb kse ksk ksr kss ra- raa rab rae raj rak rar ras rba rbb rbe rbk rbr rbs re- rea reb ree rek rer res rja rjk rjr rkb rke rkk rks rra rrb rrk rrr rrs rsa rsb rse rsj rsk rsr rss saa sab sae saj sak sar sas sba sbb sbe sbj sbk sbr sbs se- sea seb see sej sek ser ses sja sjb sje sjj sjk sjr sjs sk- ska skb ske skj skk skr sks sr- sra srb sre srj srk srr srs ss- ssa ssb sse ssj ssk ssr sss

-ase a-ak a-be aaaa aaab aaae aaar aaas aaba aabb aaea aaes aaka aake aara aare aars aasa aase aass abaa abab abae abaj abak abar abas abb- abba abbb abbe abbr abbs abee aber abes abjs abra abrs abs- absa abse abss aeas aebs aeer aeka aer- aera aers aess ajab ajak ajar ajas ajba ajee ajka ajss akaa akae akar akas akee aker akes akka akr- akra akre aksa arab arae arak arar aras arba arbe arbs area aree arek ares arja arje arka arke arks arr- arra arre arrk arrr arrs ars- arsa arse arsk asaa asab asae asak asar asas asba asea asee asek aser ases asja aska aske askr asks asra asrs assa asse assk assr asss baaa baak baar baas baba babb babe babr babs baek baer baes baja bajs bak- baka bake bakr baks bar- bara barb bare bark barr bars basa base bask bass bbas bbbb bbbs bbeb beak bear beas beba bebb bebe beeb beej beek beer bees beja beka beke beks bera bere berk berr bers bes- besa bese besk bess brab brae braj brak bras brea breb bree brek brer bres brje brka brkb brrr brrs brsb brsr bsaa bsas bsea bseb bsee bser bses bsra bsse eaba eara earb eare ears easa ease ebba ebbr ebbs eber ebes ebsa eeea eeee eees eeka eeke eeks eera eers eese eesk ejer eka- ekab ekeb ekek eker ekes ekka eras erba erbb erbe ereb erer eres erja erke erks erra erre errs ersa erse esab esar esas esba esbs esea esee esek eser eses eska eske esks esra essa esse jaak jaar jaas jaba jabr jabs jaer jaja jaka jake jara jare jark jarr jars jasa jask jass jbaa jbar jear jebb jebe jeer jees jeke jera jere jerk jers jesa jese jess jjar jrbr jsea jssr jsss kaaa kaab kaak kaar kaas kaba kabb kabe kabr kaer kaes kaja kajb kaje kajk kajr kaka kake kakj kakk kaks kara karb kare karj kark karr kars kas- kasa kasb kase kask kasr kass kbaa kbab kbae kbak kbar kbas kbba kbbb kbbe kbbk kbbr kbbs kbeb kbee kbek kber kbes kbja kbjk kbjs kbkb kbkk kbkr kbra kbrb kbre kbrj kbrk kbsa kbsb kbsj kbsk kbsr kbss kea- keak kear keas keba kebb kebe kebr keek keer kees kejb kejj kejs keka kekb keke keks ker- kera kerb kere kerk kerr kers kesa kesb kesj kesk kesr kess kjaa kjae kjak kjas kjbb kjbr kjee kjer kjjj kjjk kjjr kjjs kjke kjkj kjkk kjks kjrb kjsa kjsk kjsr kkaa kkar kkba kkbb kkbe kkbj kkbr kkbs kkea kkjb kkjk kkkj kkkk kkrb kkre kkrk kkrr kkrs kksa kkse kksj kksr kkss krab krae kraj krak krar kras krba krbb krbe krbk krbr krea kreb kree krej krek kres krjb krje krjk krka krke krkk krkr krks krrb krre krrk krrr krrs krsa krse krsj krsk krsr krss ksab ksak ksar ksas ksba ksbj ksbr ksbs ksea ksee ksek kser ksjb ksje ksjj ksjk ksjs kska kskb kske kskk kskr ksks ksra ksrb ksrr ksrs kssa ksse kssr ksss raab raaj raak raas raba rabb rabe rabk rabs raer raes raja raje rajs raka rake rakk rara rarb rare rark rars rasa rase rask rass rbbb rbbr rbbs rbss rea- reae reak rear reas reba rebb rebe rebk rebs reeb reek rees reja reka reke reks rera rere rers resa rese ress rkss rras rrrr rsaa rsaj rsee rsre rssa saab saae saaj saak saar saas saba sabb sabe sabr sabs saeb saek saer saes saja saka sakb sake sakk saks sara sare sark sarr sars sasa sase sask sass sbaa sbar sbas sbbs sber sbrk sbsa sbse se-e se-k se-s seaa seab seak sear seas seba sebe sebs seea seeb seek seer sees seka seke sekk sera serb sere serj serk serr sers sesa sese sess sjab skab skar skee sker skes skra skss sras sreb sres ssaa ssab ssas ssbr ssee sses ssra ssrs sssa sssb ssss

-aaa- a-sea aaaas aaaee aaasa aaass aabaa aabba aabra aajke aaker aakre aasee aasra abaab ababa ababe ababs