-er a-a a-b a-t aaa aab aae aak aar aas aat aax ab- aba abb abe abk abr abs abt abx aea aeb aee aek aer aes aet aex aka akb ake akk akr aks ar- ara arb are ark arr ars art arx as- asa asb ase ask asr ass ast asx at- ata atb ate atr ats att atx ax- axa axe axk axr axs axt axx baa bab bae bak bar bas bat bax bba bbb bbe bbk bbr bbs bbt bbx be- bea beb bee bek ber bes bet bex bka bkb bke bkk bkr bks bkt bkx bra brb bre brk brr brs brt brx bsa bsb bse bsk bsr bss bst bsx bta btb bte btk btr bts btt btx bxb bxx eaa eab eae eak ear eas eat eax eba ebb ebe ebk ebr ebs ebt ebx eea eeb eee eek eer ees eet eex eka ekb eke ekr eks ekt era erb ere erk err ers ert es- esa esb ese esk esr ess est esx eta etb ete etk etr ets ett etx ex- exa exe exr exs ext exx k-t ka- kaa kab kae kak kar kas kat kax kba kbb kbe kbk kbr kbs kbx ke- kea keb kee kek ker kes ket kex 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 rax rba rbb rbe rbk rbr rbs rbt rbx re- rea reb ree rek rer res ret rex rkb rke rkk rks rkt rra rrb rrk rrr rrs rrt rsa rsb rse rsk rsr rss rst rsx rta rtb rte rtk rtr rts rtt rtx rxr rxs saa sab sae sak sar sas sat sax sba sbb sbe sbk sbr sbs sbt sbx se- sea seb see sek ser ses set sex sk- ska skb ske skk skr sks skt skx sr- sra srb sre srk srr srs srt srx ss- ssa ssb sse ssk ssr sss sst ssx sta stb ste stk str sts stt stx sxs sxt t-x taa tab tae tak tar tas tat tax tba tbb tbe tbk tbr tbs tbt te- tea teb tee tek ter tes tet tex tka tkb tke tkk tkr tks tkt tra trb tre trk trr trs trt trx tsa tsb tse tsk tsr tss tst tsx tta ttb tte ttk ttr tts ttt ttx txe txk txs txt xaa xak xar xas xat xbe xbr xbx xee xer xes xet xex xkb xke xks xrt xrx xsa xsb xss xst xtr xts xtx xxx

-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 abax 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 aetx akaa akae akar akas akee aker akes akka akr- akra akre aksa akst akte arab arae arak arar aras arat arax arba arbe arbs area aree arek ares aret arex arka arke arks arr- arra arre arrk arrr arrs arrt ars- arsa arse arsk arst arta arte artr arts artx 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 at-x ataa atab atae atak atar atas atat atax atbs atea atee ater ates atex atka atkt atra atre atrk atrx atsb atse atst atta atte attr atts axar axat axer axes axse ba-x 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 barx basa base bask bass bast bata bate bats batt baxt 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 brax brea breb bree brek brer bres bret brex brka brkb brrr brrs brsb brsr brst bsaa bsas bsat bsea bseb bsee bser bses bset bskt bsra bsse bsts btaa btek btex 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 eext eka- ekab ekeb ekek eker ekes eket ekka ekta er-x 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 exa- exer exes exrx exta exte extr exts kaaa kaab kaak kaar kaas kaat kaba kabb kabe kabr kaer kaes kaet kaka kake kakk kaks kakt kakx kara karb kare kark karr kars kart karx kas- kasa kasb kase kask kasr kass kast kasx kat- kata katb kate katk katr kats katt katx kaxa kaxe kbaa kbab kbae kbak kbar kbas kbat kbba kbbb kbbe kbbk kbbr kbbs kbbt kbeb kbee kbek kber kbes kbet kbex kbkb kbkk kbkr kbra kbrb kbre kbrk kbrt kbrx kbsa kbsb kbsk kbsr kbss kbst kbsx kbta kbtb kbte kbtk kbtr kbts kbtt kbxb kbxr kbxs kbxt kbxx 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 kerx kesa kesb kesk kesr kess kest ket- keta kete ketk ketr kets kett ketx kexa kexb kexs kexx kkaa kkar kkat kkba kkbb kkbe kkbr kkbs kkbt kkea kkex kkkk kkrb kkre kkrk