-ic a-a a-c a-i a-t aaa aac aai aar aas aat aax ac- aca acc aci acr acs act acx ai- aia aic aii air ais ait aix ar- ara arc ari arr ars art arx as- asa asc asi asr ass ast asx at- ata atc ati atr ats att atx ax- axa axi axr axs axt axx c-- caa cac cai car cas cat cax cca ccc cci ccr ccs cct ccx ci- cia cic cii cir cis cit cix cra crc cri crr crs crt crx csa csc csi csr css cst csx cta ctc cti ctr cts ctt ctx cxc cxi cxr cxs cxt cxx ia- iaa iac iai iar ias iat ica icc ici icr ics ict iia iic iii iir iis iit iix ir- ira irc iri irr irs irt irx is- isa isc isi isr iss ist ita itc iti its itt itx ixc ixi ra- raa rac rai rar ras rat rax rca rcc rci rcr rcs rct rcx ria ric rii rir ris rit rix rra rrc rri rrr rrs rrt rsa rsc rsi rsr rss rst rsx rta rtc rti rtr rts rtt rtx rxr rxs saa sac sai sar sas sat sax sca scc sci scr scs sct scx sia sic sii sir sis sit six sr- sra src sri srr srs srt srx ss- ssa ssc ssi ssr sss sst ssx sta stc sti str sts stt stx sxc sxi sxs sxt t-x taa tac tai tar tas tat tax tca tcc tci tcr tcs tct tcx tia tic tii tir tis tit tix tra trc tri trr trs trt trx tsa tsc tsi tsr tss tst tsx tta ttc tti ttr tts ttt ttx txi txs txt xaa xac xar xas xat xci xcr xcx xia xic xii xis xit xix xrc xrt xrx xsa xsc xsi xss xst xtc xti xtr xts xtx xxi xxx

a-ii aaaa aaac aaai aaar aaas aaca aacc aaci aacr aacs aact aaic aaii aais aara aarc aari aars aart aasa aasc aasi aass aast aata aatc aatt ac-t acaa acac acai acar acas acat acca accc acci accs acct aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc acti acts actt aiai aias aica aicc aicr aics aiia aiic aiir aira airi airs airt airx aisa aisi aisr aist aita aiti aitr aits aitt aixa aixi arac arai arar aras arat arax arc- arca arci arcs arct aria arii aris arit arr- arra arrc arri arrr arrs arrt ars- arsa arsc arsi arst arta artc arti artr arts artx asaa asac asai asar asas asat asc- asca ascc asci ascr asct ascx asia asic asii asir asis asit asix asra asrc asrs assa assc assi assr asss asst asta astc asti astr asts at-t at-x ataa atac atai atar atas atat atax atca atcc atcr atcs atia atic atis atit atra atrc atri atrx atsc atsi atst atta atti attr atts axar axat axi- axia axis caaa caac caas caat cac- caca cacc caci cacr caia caic cair cais cait caix cara carc cari carr cars cart carx casa casc casi casr cass cast cat- cata catc cati cats catt caxa ccaa ccac ccai ccar ccas ccat ccca cccc ccci cccs ccic ccii ccir ccis ccix ccra ccrc ccri ccrs ccrt ccsa ccsi ccss ccst cctc cctt ccxi ciaa ciar cias ciat cica cicc cici cicr cics cict ciia ciii ciis ciit cira circ ciri cirr cirs cirt cis- cisa cisc cisr ciss cist cita citi cits citt cixi crac crai crar cras crat crax crca crcc crcr cria cric cris crit crrt crsa crss crst crtc crts csaa csac csar csas csat cscc csci cscr cscs csia csir csis csit csix csra csrc csrs cssa cssr csta cstc cstr csts cstx csxt ctca ctia ctic ctrc ctrs ctsa ctsc ctss ctta ctts cxii cxix cxxi cxxx iaaa iaac iaai iaas iaat iaca iacc iacr iacs iact iaia iais iara iarc iars iart iasa iasc iasi iasr iata iatc iati icaa icac icai icar icas icat icca iccc icci iccr iccs icct icis icra icrc icrr icrs icrt icsa icsc icsi icsr icss icst icta icts iiac iias iica iiii iiis iiit iira iirc iirs iisc iisi iisr iist iita iitr iitt irac irai irar iras irca ircc ircs ircx iri- iria iric iris irix irra irrc irri irrs irsa irta irti irts is-a isac isai isar isas isat isca iscc isci iscr iscs isct isia isic isis isit isra isri issa issc issi issr isss ista istc isti istr ists itaa itac itai itar itas itat itcs itia itic itis itra itri itrs itsa itsi itta ixia ixxi raas raat rac- raca racc raci racs ract raia raic raii rair rais rait raix rara rari rars rasa rasc rasi rass rast rata rati rats ratt raxa raxi rcac rcas rccc rccs rcic rcis rcsa rcsc rcsi rcss rctc rcti rcts riaa riai rias riat rica ricc rics rict riia riis riri rirs risa risc risi riss rist rita riti rits ritt rixc rras rrat rrrr rsaa rsai rscc rscs rsis rssa rsts rtai rtas rtca rtcc rtss rtts s-ic s-ii sa-c sa-x saac saar saas saat saca sacc saci sacr sacs sact saia saic sair sais sait saix sara sarc sari sarr sars sart sasa sasc sasi sass sast sata satc sati satr sats satt saxa saxi saxt scaa scac scai scar scas scat sccc sccs scct sci- scia scic scir scis scit scr- scra scrc scri scrs scsa scsc scsi scsr scst sctc sctr scts siaa siac siai sias siat sica sicc sici sics siit sira sirc siri sirr sirs sirt sisa sisc sisi siss sist sit- sita sitc siti sits sitt sixa sixt sixx sras srcc srct sris srta srtr ssaa ssac ssas ssat ssca sscc ssci sscs ssis ssit ssra ssrc ssri ssrs sssa sssc sssi ssss ssta sstc ssts stac stai star stas stat stax stca