-er a-a a-b a-t a-z aaa aab aae aar aas aat aaz ab- aba abb abe abr abs abt abz aea aeb aee aer aes aet aez ar- ara arb are arr ars art arz as- asa asb ase asr ass ast asz at- ata atb ate atr ats att atz az- aza azb aze azs azt azz baa bab bae bar bas bat baz bba bbb bbe bbr bbs bbt be- bea beb bee ber bes bet bez bra brb bre brr brs brt brz bsa bsb bse bsr bss bst bta btb bte btr bts btt btz bza bze bzr bzs bzz eaa eab eae ear eas eat eaz eba ebb ebe ebr ebs ebt eea eeb eee eer ees eet era erb ere err ers ert erz es- esa esb ese esr ess est eta etb ete etr ets ett etz eze ezr ezs ezz ra- raa rab rae rar ras rat raz rba rbb rbe rbr rbs rbt re- rea reb ree rer res ret rez rra rrb rrr rrs rrt rsa rsb rse rsr rss rst rta rtb rte rtr rts rtt rtz rza rzb rze saa sab sae sar sas sat saz sba sbb sbe sbr sbs sbt se- sea seb see ser ses set sez sr- sra srb sre srr srs srt ss- ssa ssb sse ssr sss sst ssz sta stb ste str sts stt stz sza sze szr taa tab tae tar tas tat taz tba tbb tbe tbr tbs tbt tbz te- tea teb tee ter tes tet tez tra trb tre trr trs trt trz tsa tsb tse tsr tss tst tta ttb tte ttr tts ttt tza tze tzs zaa zab zar zas zat zaz zbb zbr zbs zbt zea zeb zee zer zes zet zez zrs zsa zse zst zsz zta zte ztr zzr zzs zzt zzz

-ase a-be aaaa aaab aaae aaar aaas aaba aabb aabt aaea aaes aara aare aars aart aasa aase aass aast aata aatt abaa abab abae abar abas abat abb- abba abbb abbe abbr abbs abbt abee aber abes abet abez abra abrs abs- absa abse abss abta abts abza aeas aebs aeer aer- aera aers aess aest aeta aetr aett arab arae arar aras arat arba arbe arbs area aree ares aret arr- arra arre arrr arrs arrt ars- arsa arse arst arta arte artr arts artz arza asaa asab asae asar asas asat asba asea asee aser ases aset asra asrs assa asse assr asss asst asta astb aste astr asts at-t ataa atab atae atar atas atat atbs atea atee ater ates atez atra atre atsb atse atst atta atte attr atts aza- azab azar azas azat azaz azer azes azet azra azza baaa baar baas baat baaz baba babb babe babr babs baer baes baez bar- bara barb bare barr bars bart barz basa base bass bast bata bate bats batt batz baza baze bbas bbbb bbbs bbeb bbet bear beas beat beba bebb bebe beeb beer bees beet bera bere berr bers bert bes- besa bese bess best beta bete bets bett betz beze brab brae bras brat braz brea breb bree brer bres bret brez brrr brrs brsb brsr brst brza bsaa bsas bsat bsea bseb bsee bser bses bset bsra bsse bsts btaa btrt btss bttb bzer bzzt bzzz eaba eara earb eare ears eart easa ease east eata eate eats ebba ebbr ebbs eber ebes ebsa eeea eeee eees eera eers eese eeta eete eets eeze eras erat eraz erba erbb erbe ereb erer eres eret erez erra erre errs ersa erse erst erta erts ertz esab esar esas esat esba esbs esea esee eser eses eset esra essa esse esst esta este estr ests etas etat etbr etee eter etes etra etre etta ette ezer ezra raab raas raat raaz raba rabb rabe rabs raer raes rara rarb rare rars rarz rasa rase rass rast rata rate rats ratt ratz raza raze razr razz rbbb rbbr rbbs rbss rbst rea- reae rear reas reat reba rebb rebe rebs reeb rees reet rera rere rers rert resa rese ress rest reta rete retr rets rett retz reza reze rras rrat rrrr rsaa rsee rsre rssa rsts rtas rtee rtes rtss rtts rzab saab saae saar saas saat saaz saba sabb sabe sabr sabs sabz saeb saer saes saez sara sare sarr sars sart sarz sasa sase sass sast sata satb sate satr sats satt satz saza saze sbaa sbar sbas sbbs sber sbsa sbse sbst se-e se-s se-t se-z seaa seab sear seas seat seaz seba sebe sebs sebt seea seeb seer sees seet seez sera serb sere serr sers sert sesa sese sess sest set- seta sete sets sett setz sras sreb sres srta srtr ssaa ssab ssas ssat ssbr ssee sses sset ssra ssrs sssa sssb ssss ssta sstb ssts stab stae star stas stat stbs stea stee ster stes stet stra stre strs stss sttr stza szar szss taa- taar taas taat taba tabb tabe tabs taer taes tara tarb tare tarr tars tart tasa tasb tase tasr tass tast tata tatb tate tatr tats tatt tatz taza taze tazr tazz tbar tbas tbbs tbrb tbst tbta tear teas teat teaz teba teer tees teet teez ter- tera tere terr ters tesa tese tess test teta tete tetr tets tett tetz teza tezz traa trab trae tras trat traz tre- trea tree tres tret trez trra trst trte trtr tsaa tsar tsat tses tset tsez tssa tsse tssr tsst tsts ttab ttbb tter ttss tttt tzar tzzt zaar zaat zaba zabr zaer zara zarb zare zarr zaza zbar zber zeae zeba zebe zees zera zert zest zeta zete zeze zrze zsss ztst zzzs zzzz

-aaa- -tree a-sea aaaas aaaee aaasa aaass aaata aabaa aabba aabra aarts aasee aaset aasra aatsr abaab ababa ababe ababs abaer abara abare abasa abase abass abate abaza abbar abbas abbat abbes abbet abbrs abear abeat abeba abebe abeer abees abeet abera abere aberr abert abest