a-a a-c aaa aac aad aae aag aam aan aas ac- aca acc acd ace acg acm acn acs ad- ada adc add ade adg adm adn ads aea aec aed aee aeg aem aen aes ag- aga agc agd age agg agm agn ags ama amc amd ame amg amm amn ams an- ana anc and ane ang anm ann ans as- asa asc asd ase asg asm asn ass c-- caa cac cad cae cag cam can cas cca ccc ccd cce ccg ccm ccn ccs cda cdc cdd cde cdg cdm cdn cds ce- cea cec ced cee ceg cem cen ces cga cgc cgd cge cgg cgm cgn cgs cma cmc cmd cme cmg cmm cmn cms cn- cna cnc cnd cne cng cnm cnn cns csa csc csd cse csg csm csn css daa dac dad dae dag dam dan das dca dcc dcd dce dcg dcm dcn dcs dda ddc ddd dde ddg ddm ddn dds de- dea dec ded dee deg dem den des dga dgc dgd dge dgg dgm dgn dgs dma dmc dmd dme dmg dmm dmn dms dna dnc dnd dne dng dnm dnn dns dsa dsc dsd dse dsg dsm dsn dss eaa eac ead eae eag eam ean eas ec- eca ecc ecd ece ecg ecm ecn ecs ed- eda edc edd ede edg edm edn eds eea eec eed eee eeg eem een ees ega egc egd ege egg egm egn egs em- ema emc emd eme emg emm emn ems en- ena enc end ene eng enm enn ens es- esa esc esd ese esg esm esn ess g-d gaa gac gad gae gag gam gan gas gca gcc gcd gce gcg gcm gcn gcs gda gdc gdd gde gdm gdn gds ge- gea gec ged gee geg gem gen ges gga ggc ggd ggg ggm ggn ggs gma gmc gmd gme gmg gmm gmn gms gna gnc gnd gne gnm gnn gns gsa gsc gsd gse gsg gsm gsn gss maa mac mad mae mag mam man mas mc- mca mcc mcd mce mcg mcm mcn mcs mda mdc mdd mde mdg mdm mdn mds mea mec med mee meg mem men mes mga mgc mgd mge mgm mgn mgs mma mmc mmd mme mmg mmm mmn mms mna mnc mne mng mnm mnn mns msa msc msd mse msg msm msn mss naa nac nad nae nag nam nan nas nca ncc ncd nce ncg ncm ncn ncs nda ndc ndd nde ndg ndm ndn nds ne- nea nec ned nee neg nem nen nes nga ngc ngd nge ngg ngm ngn ngs nma nmc nmd nme nmg nmm nmn nms nna nnc nne nng nnm nnn nns nsa nsc nsd nse nsg nsm nsn nss saa sac sad sae sag sam san sas sca scc scd sce scg scm scn scs sda sdc sdd sde sdg sdm sdn sds se- sea sec sed see seg sem sen ses sga sgc sgd sge sgg sgm sgn sgs sma smc smd sme smg smm smn sms sna snc snd sne sng snm snn sns ss- ssa ssc ssd sse ssg ssm ssn sss