-er a-a a-c a-t aaa aac aad aae aag aar aas aat ac- aca acc acd ace acg acr acs act ad- ada adc add ade adg adr ads adt aea aec aed aee aeg aer aes aet ag- aga agc agd age agg agr ags agt ar- ara arc ard are arg arr ars art as- asa asc asd ase asg asr ass ast at- ata atc atd ate atg atr ats att c-- caa cac cad cae cag car cas cat cca ccc ccd cce ccg ccr ccs cct cda cdc cdd cde cdg cdr cds cdt ce- cea cec ced cee ceg cer ces cet cga cgc cgd cge cgg cgr cgs cgt cra crc crd cre crg crr crs crt csa csc csd cse csg csr css cst cta ctc ctd cte ctg ctr cts ctt daa dac dad dae dag dar das dat dca dcc dcd dce dcg dcr dcs dct dda ddc ddd dde ddg ddr dds ddt de- dea dec ded dee deg der des det dga dgc dgd dge dgg dgr dgs dgt dra drc drd dre drg drr drs drt dsa dsc dsd dse dsg dsr dss dst dta dtc dtd dte dtg dtr dts dtt eaa eac ead eae eag ear eas eat ec- eca ecc ecd ece ecg ecr ecs ect ed- eda edc edd ede edg edr eds edt eea eec eed eee eeg eer ees eet ega egc egd ege egg egr egs egt era erc erd ere erg err ers ert es- esa esc esd ese esg esr ess est eta etc etd ete etg etr ets ett g-d gaa gac gad gae gag gar gas gat gca gcc gcd gce gcg gcr gcs gct gda gdc gdd gde gdr gds gdt ge- gea gec ged gee geg ger ges get gga ggc ggd ggg ggr ggs ggt gra grc grd gre grg grr grs grt gsa gsc gsd gse gsg gsr gss gst gta gtc gtd gte gtg gtr gts gtt ra- raa rac rad rae rag rar ras rat rca rcc rcd rce rcg rcr rcs rct rda rdc rdd rde rdg rdr rds rdt re- rea rec red ree reg rer res ret rga rgc rgd rge rgg rgr rgs rgt rra rrc rrd rrg rrr rrs rrt rsa rsc rsd rse rsg rsr rss rst rta rtc rtd rte rtg rtr rts rtt saa sac sad sae sag sar sas sat sca scc scd sce scg scr scs sct sda sdc sdd sde sdg sdr sds sdt se- sea sec sed see seg ser ses set sga sgc sgd sge sgg sgr sgs sgt sr- sra src srd sre srg srr srs srt ss- ssa ssc ssd sse ssg ssr sss sst sta stc std ste stg str sts stt taa tac tad tae tag tar tas tat tca tcc tcd tce tcg tcr tcs tct tda tdc tdd tde tdg tdr tds tdt te- tea tec ted tee teg ter tes tet tga tgc tge tgg tgr tgs tgt tra trc trd tre trg trr trs trt tsa tsc tsd tse tsg tsr tss tst tta ttc ttd tte ttg ttr tts ttt

-ase aaaa aaac aaad aaae aaar aaas aaca aacc aacd aace aacr aacs aact aada aadc aade aads aadt aaea aaec aaes aage aara aarc aard aare aars aart aasa aasc aasd aase aass aast aata aatc aatt ac-t acaa acac acad acae acag acar acas acat acca accc accd acce accs acct acda acdc acde acds acdt ace- acea acec aced acer aces acet acga acgr acgs acr- acra acrc acre acrr acrs acsa acsc acsd acse acss acst acta actc acte actg acts actt adaa adac adad adae adag adar adas adat adcc adcs adda addc addd adde addr adds adea adee ader ades adet adgs adra adre adrs adsa adsr adss adst adta adts aeac aeas aect aede aedt aeer aega aer- aera aerc aerd aers aesc aesd aess aest aeta aetc aetr aett agac agad agag agar agas agat agca agcc agce agct agda agde agea aged agee ager ages aget agga agge agra agre agsa agsg agst agta agte agtr agts arac arad arae arag arar aras arat arc- arca arce arcs arct arda ardc arde ards area arec ared aree areg ares aret arga arge args arr- arra arrc arre arrg arrr arrs arrt ars- arsa arsc arsd arse arst arta artc arte artr arts asaa asac asad asae asag asar asas asat asc- asca ascc asce ascr asct asda asde asds asea asec asee aser ases aset asgd asge asgt asra asrc asrg asrs assa assc assd asse assr asss asst asta astc aste astr asts at-t ataa atac atad atae atar atas atat atca atcc atcr atcs atdt atea atec ated atee ater ates atra atrc atre atsc atse atst atta atte attr atts c-cd caaa caac caas caat cac- caca cacc cace cacr cada cadc cadd cade cadr cads caec caer caes caga cage cagg cagr cags cara carc card care carr cars cart casa casc casd case casr cass cast cat- cata catc catd cate cats catt ccaa ccac ccad ccag ccar ccas ccat ccca cccc cccs ccdc ccdr ccds cced ccee ccga ccgc ccgs ccgt ccra ccrc ccre ccrg ccrs ccrt ccsa ccsd ccsg ccss ccst cctc cctt cd-e cd-r cdaa cdac cdad cdcs cdda cddr cdec cder cdes cdre cdrs cdss ceac cead cear ceas ceat cec- ceca cece cecs cect ceda cedd cede cedt ceec cees cege cer- cera cerc cerd cere cers cert cesa cesc cese cesg cesr cess cest cet- ceta cete cets cgac cgas cgcc cgcg cged cger cges cggs cgss cgst crac crag crar cras crat crca crcc crce crcr crda crdc cre- crea crec cred cree creg cres cret crgs crrt crsa crss crst crtc crts csaa csac csar csas csat cscc cscd csce cscr cscs csda csdr csea csec csee cser cset csra csrc csrd csrs cssa cssd csse