a-a a-c a-t aaa aac aan aar aas aat aax ac- aca acc acn acr acs act acx an- ana anc ann anr ans ant anx ar- ara arc arn arr ars art arx as- asa asc asn asr ass ast asx at- ata atc atn atr ats att atx ax- axa axn axr axs axt axx c-- caa cac can car cas cat cax cca ccc ccn ccr ccs cct ccx cn- cna cnc cnn cnr cns cnt cnx cra crc crn crr crs crt crx csa csc csn csr css cst csx cta ctc ctn ctr cts ctt ctx cxc cxr cxs cxt cxx naa nac nan nar nas nat nax nca ncc ncn ncr ncs nct ncx nna nnc nnn nns nnt nra nrc nrn nrr nrs nrt nrx nsa nsc nsn nsr nss nst nsx nta ntc ntn ntr nts ntt ntx nxc nxt ra- raa rac ran rar ras rat rax rca rcc rcn rcr rcs rct rcx rna rnc rnn rnr rns rnt rra rrc rrn rrr rrs rrt rsa rsc rsn rsr rss rst rsx rta rtc rtn rtr rts rtt rtx rxr rxs saa sac san sar sas sat sax sca scc scn scr scs sct scx sna snc snn snr sns snt sr- sra src srn srr srs srt srx ss- ssa ssc ssn ssr sss sst ssx sta stc stn str sts stt stx sxc sxn sxs sxt t-x taa tac tan tar tas tat tax tca tcc tcn tcr tcs tct tcx tna tnc tnn tnr tns tnt tnx tra trc trn trr trs trt trx tsa tsc tsn tsr tss tst tsx tta ttc ttn ttr tts ttt ttx txn txs txt xaa xac xan xar xas xat xcr xcx xna xnc xns xrc xrt xrx xsa xsc xss xst xtc xtr xts xtx xxx

-ana aaaa aaac aaan aaar aaas aaca aacc aacn aacr aacs aact aana aara aarc aars aart aasa aasc aass aast aata aatc aatt ac-t acaa acac acan acar acas acat acca accc accs acct acr- acra acrc acrr acrs acsa acsc acss acst acta actc acts actt ana- anaa anac anan anar anas anat anax anca ancc anct anna anns annt anrc ansa ant- anta antr ants antt arac aran arar aras arat arax arc- arca arcs arct arna arns arnt arr- arra arrc arrr arrs arrt ars- arsa arsc arst arta artc artr arts artx asaa asac asan asar asas asat asc- asca ascc ascr asct ascx asnc asra asrc asrs assa assc assn assr asss asst asta astc astr asts at-t at-x ataa atac atan atar atas atat atax atca atcc atcr atcs atna atns atra atrc atrn atrx atsc atst atta attn attr atts axan axar axat caaa caac caan caas caat cac- caca cacc cacr cana canc cann cans cant cara carc carn carr cars cart carx casa casc casr cass cast cat- cata catc cats catt caxa ccaa ccac ccar ccas ccat ccca cccc cccs ccna ccnc ccnr ccns ccra ccrc ccrs ccrt ccsa ccsn ccss ccst cctc cctt cnaa cnac cnas cnna cnrc cnrr cnrt cnsa cnss cnta cntc cntr crac cran crar cras crat crax crca crcc crcr crna crns crrt crsa crss crst crtc crts csaa csac csar csas csat cscc cscr cscs csra csrc csrs cssa cssr csta cstc cstr csts cstx csxt ctan ctca ctns ctrc ctrn ctrs ctsa ctsc ctsn ctss ctta cttn ctts cxxx naaa naac naan naar naas naat naca nacc nacs nan- nana nann nans nant nara narc narn narr nars nart narx nas- nasa nasc nasr nass nast nata natc nats natt natx ncaa ncac ncar ncat ncca nccc nccn nccr nccs ncct ncna ncnc ncra ncrc ncsa ncsc ncss ncst ncta nctc nctr nnnn nnsa nnss nntn nras nrca nrcs nrna nrrc nrsa nrsc nrta nrts nsaa nsac nsar nsca nscc nscs nsna nsnr nsra nsrc nssa nssc nssr nsss nstc nsts ntcc ntrc ntsc ntss nttr raan raas raat rac- raca racc racs ract rana ranc rann rans rant ranx rara rars rasa rasc rass rast rata rats ratt raxa rcac rcas rccc rccs rcnr rcsa rcsc rcss rctc rcts rnas rncs rnnt rras rrat rrna rrrr rsaa rscc rscn rscs rsna rsnn rsnr rssa rsts rtan rtas rtca rtcc rtns rtss rtts sa-c sa-x saac saan saar saas saat saca sacc sacn sacr sacs sact sana sann sanr sans sant sara sarc sarn sarr sars sart sasa sasc sass sast sata satc satn satr sats satt saxa saxt scaa scac scan scar scas scat sccc sccs scct scna scnr scnt scr- scra scrc scrn scrs scsa scsc scsn scsr scst sctc sctn sctr scts snar snas snat snax snca sncc snns snra snrs sntr sras srcc srct srna srnn srta srtr ssaa ssac ssan ssas ssat ssca sscc sscs ssns ssra ssrc ssrs sssa sssc ssss ssta sstc ssts stac stan star stas stat stax stca stcc stcs stnn stnr stns stra strc strn strs stss sttc sttr taa- taan taar taas taat taca tacc tacs tact tana tann tans tant tanx tara tarc tarn tarr tars tart tasa tasc tasr tass tast tata tatr tats tatt tax- taxa taxt tcca tccc tcnn tctc tcts tnca tncc tnts traa trac tran tras trat trax trca trcc trna trra trst trtc trtr tsaa tsar tsat tsca tscc tsna tssa tssr tsst tstc tsts ttcn ttss tttt txaa txcn txtr xaar xact xana xara xats xcas xcat xsan xtar xtra xtsr xxxx

-aaa- -stan aaaas aaarc aaasa aaass aaata aacsa aacss aanat aarna aarts aasra aatsr acaca acana acar- acara acars acass acast acats accas accra accts act-r actar actas actra actrs actsa anact anana anant anara anart anasa anass anata anats ancar ancts annan annar annas annat annax anncr anras anrax ansac ansan ansar ansca antar antas antna antr- antra ara-c araat araca arana aranc arans arant arara arars arass arata araxa arcan arcas arct- arnac arnan arnar arnas arran arras arsac arsan arsat art-x