a-a a-b a-c a-t a-z aaa aab aac aar aas aat aay aaz ab- aba abb abc abr abs abt aby abz ac- aca acb acc acr acs act acy acz ar- ara arb arc arr ars art ary arz as- asa asb asc asr ass ast asy asz at- ata atb atc atr ats att atz ay- aya ayc ayr ays ayt ayz az- aza azb azs azt azy azz baa bab bac bar bas bat bay baz bba bbb bbc bbr bbs bbt bby bca bcb bcc bcr bcs bct bcy bcz bra brb brr brs brt bry brz bsa bsb bsc bsr bss bst bsy bta btb btc btr bts btt bty btz by- bya byc byr bys byt byz bza bzr bzs bzz c-- caa cab cac car cas cat cay caz cba cbb cbc cbr cbs cbt cby cbz cca ccb ccc ccr ccs cct ccz cra crb crc crr crs crt cry crz csa csb csc csr css cst csy csz cta ctb ctc ctr cts ctt cty ctz cya cyb cyc cyr cys cyt cz- czc czt ra- raa rab rac rar ras rat ray raz rba rbb rbc rbr rbs rbt rca rcb rcc rcr rcs rct rra rrb rrc rrr rrs rrt rsa rsb rsc rsr rss rst rta rtb rtc rtr rts rtt rty rtz ry- rya ryc ryr rys ryy ryz rza rzb rzy saa sab sac sar sas sat say saz sba sbb sbc sbr sbs sbt sby sca scb scc scr scs sct sr- sra srb src srr srs srt sry ss- ssa ssb ssc ssr sss sst ssz sta stb stc str sts stt sty stz sy- sya syb syc syr sys syt sza szr taa tab tac tar tas tat tay taz tba tbb tbc tbr tbs tbt tbz tca tcb tcc tcr tcs tct tra trb trc trr trs trt try trz tsa tsb tsc tsr tss tst tsy tta ttb ttc ttr tts ttt tty tya tyc tyr tys tyt tza tzs yaa yab yac yar yas yat yay yaz ybc ybr ybs yby ybz yca ycc ycs ycy yra yrc yrs yrt ysa ysb ysc ysr yss yst ysy ysz yta ytc ytr yts ytt yyb yyc yys yyt yyy yyz yzb yzr yzy zaa zab zac zar zas zat zay zaz zbb zbc zbr zbs zbt zby zcs zrs zsa zst zsz zta ztr zzr zzs zzt zzy zzz

a-ya aaaa aaab aaac aaar aaas aaba aabb aabc aabt aaby aaca aacb aacc aacr aacs aact aacy aara aarc aars aart aasa aasc aass aast aata aatc aatt abaa abab abac abar abas abat abay abb- abba abbb abbr abbs abbt abby abca abcb abcc abcr abcs abct abra abrc abrs abry abs- absa abss abta abts abyc abys abyt abyy abza ac-t acaa acab acac acar acas acat acba acca accc accs acct accy acr- acra acrc acrr acrs acry acsa acsc acss acst acta actc acts actt arab arac arar aras arat aray arba arbs arby arc- arca arcs arct arr- arra arrc arrr arrs arrt arry ars- arsa arsc arst arsy arta artc artr arts arty artz ary- arya arys arza asaa asab asac asar asas asat asay asba asby asc- asca ascb ascc ascr asct asra asrc asrs assa assc assr asss asst assy asta astb astc astr asts asty asya at-t ataa atab atac atar atas atat atay atbs atca atcc atcr atcs atra atrc atry atsb atsc atst atta attr atts atty atya atys ayar ayas ayat ayay ayaz ayca ayra ayry ayta ayya aza- azab azar azas azat azay azaz azca azra azza baaa baar baas baat baaz baba babb babr babs baby bac- baca bacc bacs bact bacz bar- bara barb barc barr bars bart bary barz basa basc bass bast bata batc bats batt baty batz baya bays bayt bayz baza bazy bbas bbay bbbb bbbs bbrc bcaa bcar bcas bcat bcbc bcbs bcca bccc bccs bcra bcrs bcsa bcsc bcss bctc bcts brab brac bras brat bray braz brca brcb brrr brrs brsb brsr brst brtc bry- brya brza bsaa bsac bsas bsat bscs bsra bssc bsts btaa btcc btcs btrc btrt btry btss bttb byar byas byrt bysb byss byst bysy byts bzyb bzzt bzzz caaa caab caac caas caat caba cabs caby cac- caca cacc cacr cara carb carc carr cars cart cary casa casb casc casr cass cast cat- cata catb catc cats catt caty catz cayr cays caza cazy cbac cbar cbat cbbc cbbs cbca cbcc cbcr cbcs cbct cbrt cbry cbsa cbsc cbta cbtc cbyt ccaa ccab ccac ccar ccas ccat ccba ccbc ccca cccb cccc cccs ccra ccrc ccrs ccrt ccsa ccss ccst cctb cctc cctt crab crac crar cras crat cray crbc crca crcc crcr crcz crrt crsa crss crst crtc crts cry- crya cryb crys cryz csaa csab csac csar csas csat cscb cscc cscr cscs csra csrc csrs cssa cssr csta cstc cstr csts csys ctab ctba ctbs ctca ctrc ctrs ctsa ctsc ctss ctta ctts cya- cyaa cyar cyba cybb cybc cyc- cyca cycb cycc cycs cyra cyrs cyrt cyst cyt- cyta cytb cyy- cyyc czar czts czyz raab raas raat raaz raba rabb rabs raby rac- raca racc racs ract racy rara rarb rars rary rarz rasa rasc rass rast rasy rata rats ratt raty ratz raya rayr rays rayt raza razr razy razz rbbb rbbr rbbs rbss rbst rcac rcas rcbc rccb rccc rccs rcsa rcsc rcss rctc rcts rcyc rras rrat rrrr rsaa rscc rscs rscy rssa rsts rtas rtca rtcc rtss rtts ryas ryat ryba rysy rytt rytz ryyt rzab sa-c saab saac saar saas saat saaz saba sabb sabc sabr sabs sabz saca sacc sacr sacs sact sacy sara sarc sarr sars sart sary sarz sasa sasc sass sast sata satb satc satr sats satt satz saya sayr says saza sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sbsa sbst sbtc scaa scab scac scar