-er a-a a-b a-t aaa aab aae aaf aaj aar aas aat ab- aba abb abe abf abj abr abs abt aea aeb aee aef aej aer aes aet af- afa afb afe aff afj afr afs aft aja ajb aje ajf ajj ajr ajs ajt ar- ara arb are arf arj arr ars art as- asa asb ase asf asj asr ass ast at- ata atb ate atf atr ats att baa bab bae baf baj bar bas bat bba bbb bbe bbf bbr bbs bbt be- bea beb bee bef ber bes bet bfa bfb bfe bff bfj bfr bfs bft bja bjf bjj bjr bjs bjt bra brb bre brf brj brr brs brt bsa bsb bse bsf bsj bsr bss bst bta btb bte btf btr bts btt eaa eab eae eaf eaj ear eas eat eba ebb ebe ebf ebj ebr ebs ebt eea eeb eee eef eer ees eet ef- efa efb efe eff efr efs eft eja ejf ejt era erb ere erf err ers ert es- esa esb ese esf esr ess est eta etb ete etf etj etr ets ett faa fab fae faf faj far fas fat fba fbb fbe fbf fbr fbs fbt fea feb fee fef fer fes fet ffa ffe fff ffr ffs fft fja fjb fjs fra frb fre frf frj frr frs frt fsa fsb fse fsf fsj fsr fss fst fta ftb fte ftf ftr fts ftt jaa jab jae jaf jaj jar jas jat jba jbf jbj jbr jbs jbt jea jeb jee jef jej jer jes jet jfa jfb jfe jff jfj jfr jfs jft jja jjb jjf jjj jjr jjs jra jrb jrf jrr jrs jrt jsa jsb jse jsf jsj jsr jss jst jta jtb jte jtf jtr jts jtt ra- raa rab rae raf raj rar ras rat rba rbb rbe rbf rbr rbs rbt re- rea reb ree ref rer res ret rfa rfb rfe rff rfj rfr rfs rft rja rjf rjr rra rrb rrf rrr rrs rrt rsa rsb rse rsf rsj rsr rss rst rta rtb rte rtf rtj rtr rts rtt saa sab sae saf saj sar sas sat sba sbb sbe sbf sbj sbr sbs sbt se- sea seb see sef sej ser ses set sfa sfb sfe sff sfj sfr sfs sft sja sjb sje sjf sjj sjr sjs sjt sr- sra srb sre srf srj srr srs srt ss- ssa ssb sse ssf ssj ssr sss sst sta stb ste stf stj str sts stt taa tab tae taf taj tar tas tat tba tbb tbe tbf tbj tbr tbs tbt te- tea teb tee tef tej ter tes tet tfa tfb tfe tff tfj tfr tfs tft tje tjf tjr tjs tra trb tre trf trr trs trt tsa tsb tse tsf tsj tsr tss tst tta ttb tte ttf ttr tts ttt

-ase a-be aaaa aaab aaae aaaf aaar aaas aaba aabb aabt aaea aaes aafa aafb aaff aara aare aars aart aasa aase aasf aass aast aata aatf aatt abaa abab abae abaf abaj abar abas abat abb- abba abbb abbe abbr abbs abbt abee aber abes abet abff abjs abra abrs abs- absa abse absf abss abta abts aeaf aeas aebs aeer aer- aera aers aess aest aeta aetf aetr aett afaa afar afat afbs afee afer afes afet affa affs afft afr- afra afre afrs afsa afsb afst afta afte afts ajab ajar ajas ajat ajba ajee ajef ajet ajss arab arae araf arar aras arat arba arbe arbs area aree aref ares aret arfa arfb arff arfs arft arja arje arr- arra arre arrr arrs arrt ars- arsa arse arst arta arte artr arts asaa asab asae asaf asar asas asat asba asea asee aser ases aset asfa asja asra asrs assa asse assr asss asst asta astb aste astr asts at-t ataa atab atae atar atas atat atbs atea atee atef ater ates atfb atfe atfs atra atre atsb atse atst atta atte attr atts baaa baaf baar baas baat baba babb babe babr babs baer baes baff baft baja bajs bar- bara barb bare barf barr bars bart basa base basf bass bast bata bate batf bats batt bbas bbbb bbbs bbeb bbet beaf bear beas beat beba bebb bebe beeb beef beej beer bees beet befa befe beff beft beja bera bere berr bers bert bes- besa bese bess best beta bete bets bett bfas bffs bfsr bfta bfts bftt bjfe brab brae braf braj bras brat brea breb bree bref brer bres bret brje brrr brrs brsb brsr brst bsaa bsas bsat bsea bseb bsee bser bses bset bsfa bsff bsfs bsra bsse bsts btaa btaf btrt btss bttb eaaf eaba eafb eara earb eare ears eart easa ease east eata eate eats ebba ebbr ebbs eber ebes ebsa eeea eeee eees eefa eefe eera eers eese eeta eete eets efab efas efbr efes efet effa effs efsa eft- efta efts ejer eraf eras erat erba erbb erbe ereb erer eres eret erfs erft erja erra erre errs ersa erse erst erta erts esab esar esas esat esba esbs esea esee eser eses eset esfj esfs esra essa esse esst esta este estj estr ests etas etat etbr etee eter etes etfa etfb etfe etra etre etta ette faaa faas faba fabe fabs faeb faes fafa fafe faff faja fajr fara farb fare farr fars fart fasa fase fass fast fata fate fatf fats fatt fbar fbrs feaf fear feas feat feba febs feeb feer fees feet fefe feff fera ferb fere ferr fers fert fesa fese fess fest feta fete fetr fets fett ffar ffee ffff ffrr ffsa ffss fftf frab frae fras frat frea free fres fret frsb frst frta fsas fsra fssa fssf fsta ftea fter ftrs ftsa ftse ftsj ftsr jaaf jaar jaas jaba jabr jabs jaer jafa jaff jafr jaja jara jare jarf jarr jars jart jasa jass jast jats jbaa jbar jear jeat jebb jebe