a-a a-c aaa aac aae aag aam aan aap aas ac- aca acc ace acg acm acn acp acs aea aec aee aeg aem aen aep aes ag- aga agc age agg agm agn agp ags ama amc ame amg amm amn amp ams an- ana anc ane ang anm ann anp ans ap- apa apc ape apg apm apn app aps as- asa asc ase asg asm asn asp ass c-- caa cac cae cag cam can cap cas cca ccc cce ccg ccm ccn ccp ccs ce- cea cec cee ceg cem cen cep ces cga cgc cge cgg cgm cgn cgp cgs cma cmc cme cmg cmm cmn cmp cms cn- cna cnc cne cng cnm cnn cnp cns cpa cpc cpe cpg cpm cpn cpp cps csa csc cse csg csm csn csp css eaa eac eae eag eam ean eap eas ec- eca ecc ece ecg ecm ecn ecs eea eec eee eeg eem een eep ees ega egc ege egg egm egn egp egs em- ema emc eme emg emm emn emp ems en- ena enc ene eng enm enn enp ens ep- epa epc epe epg epm epn epp eps es- esa esc ese esg esm esn esp ess g-p gaa gac gae gag gam gan gap gas gca gcc gce gcg gcm gcn gcp gcs ge- gea gec gee geg gem gen gep ges gga ggc ggg ggm ggn ggp ggs gma gmc gme gmg gmm gmn gmp gms gna gnc gne gnm gnn gnp gns gpa gpc gpe gpg gpm gpn gpp gps gsa gsc gse gsg gsm gsn gsp gss maa mac mae mag mam man map mas mc- mca mcc mce mcg mcm mcn mcp mcs mea mec mee meg mem men mep mes mga mgc mge mgm mgn mgp mgs mma mmc mme mmg mmm mmn mmp mms mna mnc mne mng mnm mnn mnp mns mpa mpc mpe mpg mpm mpn mpp mps msa msc mse msg msm msn msp mss naa nac nae nag nam nan nap nas nca ncc nce ncg ncm ncn ncp ncs ne- nea nec nee neg nem nen nep nes nga ngc nge ngg ngm ngn ngp ngs nma nmc nme nmg nmm nmn nmp nms nna nnc nne nng nnm nnn nnp nns npa npc npe npg npm npn npp nps nsa nsc nse nsg nsm nsn nsp nss p-p paa pac pae pag pam pan pap pas pca pcc pce pcg pcm pcn pcp pcs pea pec pee peg pem pen pep pes pga pgc pge pgg pgm pgn pgp pgs pma pmc pme pmg pmm pmn pmp pms pn- pna pnc pne png pnm pnn pnp pns ppa ppc ppe ppg ppm ppn ppp pps ps- psa psc pse psg psm psn psp pss saa sac sae sag sam san sap sas sca scc sce scg scm scn scp scs se- sea sec see seg sem sen sep ses sga sgc sge sgg sgm sgn sgp sgs sma smc sme smg smm smn smp sms sna snc sne sng snm snn snp sns spa spc spe spg spm spn spp sps ss- ssa ssc sse ssg ssm ssn ssp sss