-er a-a a-c a-t aaa aac aad aae aag aam aan aao aar aas aat ac- aca acc acd ace acg acm acn aco acr acs act ad- ada adc add ade adg adm adn ado adr ads adt aea aec aed aee aeg aem aen aeo aer aes aet ag- aga agc agd age agg agm agn ago agr ags agt ama amc amd ame amg amm amn amo amr ams amt an- ana anc and ane ang anm ann ano anr ans ant aoa aoc aod aoe aog aom aon aoo aor aos aot ar- ara arc ard are arg arm arn aro arr ars art as- asa asc asd ase asg asm asn aso asr ass ast at- ata atc atd ate atg atm atn ato atr ats att c-- caa cac cad cae cag cam can cao car cas cat cca ccc ccd cce ccg ccm ccn cco ccr ccs cct cda cdc cdd cde cdg cdm cdn cdo cdr cds cdt ce- cea cec ced cee ceg cem cen ceo cer ces cet cga cgc cgd cge cgg cgm cgn cgo cgr cgs cgt cma cmc cmd cme cmg cmm cmn cmo cmr cms cmt cn- cna cnc cnd cne cng cnm cnn cno cnr cns cnt co- coa coc cod coe cog com con coo cor cos cot cra crc crd cre crg crm crn cro crr crs crt csa csc csd cse csg csm csn cso csr css cst cta ctc ctd cte ctg ctm ctn cto ctr cts ctt daa dac dad dae dag dam dan dao dar das dat dca dcc dcd dce dcg dcm dcn dco dcr dcs dct dda ddc ddd dde ddg ddm ddn ddo ddr dds ddt de- dea dec ded dee deg dem den deo der des det dga dgc dgd dge dgg dgm dgn dgr dgs dgt dma dmc dmd dme dmg dmm dmn dmo dmr dms dmt dna dnc dnd dne dng dnm dnn dno dnr dns dnt doa doc dod doe dog dom don doo dor dos dot dra drc drd dre drg drm drn dro drr drs drt dsa dsc dsd dse dsg dsm dsn dso dsr dss dst dta dtc dtd dte dtg dtm dtn dto dtr dts dtt eaa eac ead eae eag eam ean eao ear eas eat ec- eca ecc ecd ece ecg ecm ecn eco ecr ecs ect ed- eda edc edd ede edg edm edn edo edr eds edt eea eec eed eee eeg eem een eeo eer ees eet ega egc egd ege egg egm egn ego egr egs egt em- ema emc emd eme emg emm emn emo emr ems emt en- ena enc end ene eng enm enn eno enr ens ent eo- eoa eoc eod eoe eog eom eon eoo eor eos eot era erc erd ere erg erm ern ero err ers ert es- esa esc esd ese esg esm esn eso esr ess est eta etc etd ete etg etm etn eto etr ets ett g-d gaa gac gad gae gag gam gan gao gar gas gat gca gcc gcd gce gcg gcm gcn gco gcr gcs gct gda gdc gdd gde gdm gdn gdo gdr gds gdt ge- gea gec ged gee geg gem gen geo ger ges get gga ggc ggd ggg ggm ggn ggo ggr ggs ggt gma gmc gmd gme gmg gmm gmn gmo gmr gms gmt gna gnc gnd gne gnm gnn gno gnr gns gnt goa goc god goe gog gom gon goo gor gos got gra grc grd gre grg grm grn gro grr grs grt gsa gsc gsd gse gsg gsm gsn gso gsr gss gst gta gtc gtd gte gtg gtm gtn gto gtr gts gtt m-o m-r maa mac mad mae mag mam man mao mar mas mat mc- mca mcc mcd mce mcg mcm mcn mco mcr mcs mct mda mdc mdd mde mdg mdm mdn mdo mdr mds mdt mea mec med mee meg mem men meo mer mes met mga mgc mgd mge mgm mgn mgo mgr mgs mgt mma mmc mmd mme mmg mmm mmn mmo mmr mms mmt mna mnc mne mng mnm mnn mno mnr mns mnt moa moc mod moe mog mom mon moo mor mos mot mra mrc mrd mre mrg mrm mrn mro mrr mrs mrt msa msc msd mse msg msm msn mso msr mss mst mta mtc mtd mte mtg mtm mtn mto mtr mts mtt naa nac nad nae nag nam nan nao nar nas nat nca ncc ncd nce ncg ncm ncn nco ncr ncs nct nda ndc ndd nde ndg ndm ndn ndo ndr nds ndt ne- nea nec ned nee neg nem nen neo ner nes net nga ngc ngd nge ngg ngm ngn ngo ngs ngt nma nmc nmd nme nmg nmm nmn nmo nmr nms nmt nna nnc nne nng nnm nnn nno nns nnt no- noa noc nod noe nog nom non noo nor nos not nra nrc nrd nre nrg nrm nrn nro nrr nrs nrt nsa nsc nsd nse nsg nsm nsn nso nsr nss nst nta ntc ntd nte ntg ntm ntn nto ntr nts ntt oaa oac oad oae oag oam oan oao oar oas oat oc- oca occ ocd ocg ocm ocn oco ocr ocs oct oda odc odd ode odg odm odn odo odr ods odt oea oec oed oee oeg oem oen oeo oer oes oet oga ogc ogd oge ogg ogn ogo ogs ogt om- oma omc omd ome omg omm omn omo omr oms omt on- ona onc ond one ong onn ono onr ons ont oo- ooa ooc ood oog oom oon ooo oor oos oot or- ora orc ord ore org orm orn oro orr ors ort os- osa osc osd ose osg osm osn oso osr oss ost ot- ota otc otd ote otg otm otn oto otr ots ott ra- raa rac rad rae rag ram ran rao rar