-ic a-a a-b a-c a-i a-t aaa aab aac aai aas aat aax aay ab- aba abb abc abi abs abt abx aby ac- aca acb acc aci acs act acx acy ai- aia aib aic aii ais ait aix aiy as- asa asb asc asi ass ast asx asy at- ata atb atc ati ats att atx ax- axa axi axs axt axx ay- aya ayc ayi ays ayt ayx baa bab bac bai bas bat bax bay bba bbb bbc bbi bbs bbt bbx bby bca bcb bcc bci bcs bct bcx bcy bi- bia bib bic bii bis bit bix biy bsa bsb bsc bsi bss bst bsx bsy bta btb btc bti bts btt btx bty bxb bxi bxx by- bya byc byi bys byt c-- caa cab cac cai cas cat cax cay cba cbb cbc cbi cbs cbt cbx cby cca ccb ccc cci ccs cct ccx ci- cia cib cic cii cis cit cix csa csb csc csi css cst csx csy cta ctb ctc cti cts ctt ctx cty cxc cxi cxs cxt cxx cya cyb cyc cys cyt ia- iaa iab iac iai ias iat iba ibb ibc ibi ibs ibt ibx iby ica icb icc ici ics ict icy iia iib iic iii iis iit iix is- isa isb isc isi iss ist isy ita itb itc iti its itt itx ity ixc ixi ixy iya iyc iys iyt iyy saa sab sac sai sas sat sax say sba sbb sbc sbi sbs sbt sbx sby sca scb scc sci scs sct scx sia sib sic sii sis sit six ss- ssa ssb ssc ssi sss sst ssx sta stb stc sti sts stt stx sty sxc sxi sxs sxt sy- sya syb syc syi sys syt syx t-x taa tab tac tai tas tat tax tay tba tbb tbc tbi tbs tbt tca tcb tcc tci tcs tct tcx tia tib tic tii tis tit tix tiy tsa tsb tsc tsi tss tst tsx tsy tta ttb ttc tti tts ttt ttx tty txi txs txt tya tyc tys tyt xaa xac xas xat xbc xbx xcb xci xcx xia xic xii xis xit xix xsa xsb xsc xsi xss xst xtc xti xts xtx xty xxi xxx xxy xyy yaa yab yac yai yas yat yax yay ybc ybi ybs yby yca ycc yci ycs ycy yii yis yit ysa ysb ysc ysi yss yst ysy yta ytc yts ytt yxa yxy yyb yyc yys yyt yyy

a-ii a-ya aaaa aaab aaac aaai aaas aaba aabb aabc aabi aabt aaby aaca aacb aacc aaci aacs aact aacy aaib aaic aaii aais aasa aasc aasi aass aast aata aatc aatt abaa abab abac abai abas abat abax abay abb- abba abbb abbi abbs abbt abby abca abcb abcc abci abcs abct abia abib abic abis abit abiy abs- absa absi abss abta abts abyc abys abyt abyy ac-t acaa acab acac acai acas acat acba acca accc acci accs acct accy aci- acia acic acis acsa acsc acsi acss acst acta actc acti acts actt aiai aias aiba aica aicc aics aiia aiib aiic aisa aisb aisi aist aisy aita aiti aits aitt aixa aixi asaa asab asac asai asas asat asay asba asby asc- asca ascb ascc asci asct ascx asia asic asii asis asit asix assa assc assi asss asst assy asta astb astc asti asts asty asya at-t at-x ataa atab atac atai atas atat atax atay atbs atca atcc atcs atia atic atis atit atsb atsc atsi atst atta atti atts atty atya atys axat axi- axia axis axys ayas ayat ayay ayca ayta ayya ba-i ba-x baaa baas baat baba babb babi babs baby bac- baca bacc baci bacs bact baia baib baic bais bait baix basa basc basi bass bast bata batc bati bats batt baty baxi baxt baya bayi bays bayt bbas bbay bbbb bbbs bbci bcaa bcas bcat bcbc bcbs bcca bccc bcci bccs bcia bcis bcit bcsa bcsc bcss bctc bcts bias biat biba bibb bibi bibs bica bicc bici bics biis bis- bisa bisc biss bist bisy bita bitc bits bitt bitx bixa bixi biya biys bsaa bsac bsas bsat bsci bscs bsic bsix bssc bsts btaa btcc btcs btcx btss bttb byas byit bysb bysi byss byst bysy byts caaa caab caac caas caat caba cabi cabs caby cac- caca cacc caci caia caib caic cais cait caix casa casb casc casi cass cast cat- cata catb catc cati cats catt caty caxa caxy cays cbac cbat cbax cbbc cbbs cbca cbcc cbcs cbct cbia cbit cbsa cbsc cbsi cbta cbtc cbxa cbyt ccaa ccab ccac ccai ccas ccat ccba ccbc ccca cccb cccc ccci cccs ccic ccii ccis ccix ccsa ccsi ccss ccst cctb cctc cctt ccxi ciaa cias ciat ciba cibc cibi cica cicc cici cics cict ciia ciii ciis ciit cis- cisa cisc ciss cist cisy cita citb citi cits citt city cixi csaa csab csac csas csat cscb cscc csci cscs csia csib csis csit csix cssa csta cstc csts cstx csxt csys ctab ctba ctbi ctbs ctca ctia ctic ctsa ctsc ctss ctta ctts cxii cxix cxxi cxxx cya- cyaa cyba cybb cybc cybi cyc- cyca cycb cycc cycs cyst cyt- cyta cytb cyy- cyyc i-by iaaa iaac iaai iaas iaat iaba iaca iacc iacs iact iaia iais iasa iasc iasi iata iatc iati iayc ibac ibas ibat ibca ibcs ibia ibis ibsa ibss ibtb ibtc ibts ibyi icaa icab icac icai icas icat icbc icbs icca iccb iccc icci iccs icct icis icsa icsb icsc icsi icss icst icta icts iiac iias iica iiii iiis iiit iisc iisi iist iita iitt is-a isac isai isas isat isay isba isbt isbx isca iscc isci iscs isct isia isic isis isit issa issc issi isss issy ista istc isti ists isty isys itaa itac itai itas itat itay itbs itby itcs itia itic itis itsa itsi itsy itta itty ixia ixxi iyai s-ib s-ic