-ic a-a a-c a-i aaa aac aae aag aai aam aan aas ac- aca acc ace acg aci acm acn acs aea aec aee aeg aei aem aen aes ag- aga agc age agg agi agm agn ags ai- aia aic aie aig aii aim ain ais ama amc ame amg ami amm amn ams an- ana anc ane ang ani anm ann ans as- asa asc ase asg asi asm asn ass c-- caa cac cae cag cai cam can cas cca ccc cce ccg cci ccm ccn ccs ce- cea cec cee ceg cei cem cen ces cga cgc cge cgg cgi cgm cgn cgs ci- cia cic cie cig cii cim cin cis cma cmc cme cmg cmi cmm cmn cms cn- cna cnc cne cng cni cnm cnn cns csa csc cse csg csi csm csn css eaa eac eae eag eai eam ean eas ec- eca ecc ece ecg eci ecm ecn ecs eea eec eee eeg eem een ees ega egc ege egg egi egm egn egs eia eic eie eig eii eim ein eis em- ema emc eme emg emi emm emn ems en- ena enc ene eng eni enm enn ens es- esa esc ese esg esi esm esn ess gaa gac gae gag gai gam gan gas gca gcc gce gcg gci gcm gcn gcs ge- gea gec gee geg gei gem gen ges gga ggc ggg ggi ggm ggn ggs gia gic gie gig gii gim gin gis gma gmc gme gmg gmi gmm gmn gms gna gnc gne gni gnm gnn gns gsa gsc gse gsg gsi gsm gsn gss ia- iaa iac iae iag iai iam ian ias ica icc ice icg ici icm icn ics ie- iea iec iee ieg iei iem ien ies iga igc ige igg igi igm ign igs iia iic iie iii iim iin iis im- ima imc ime img imi imm imn ims in- ina inc ine ing ini inm inn ins is- isa isc ise isg isi ism isn iss maa mac mae mag mai mam man mas mc- mca mcc mce mcg mci mcm mcn mcs mea mec mee meg mei mem men mes mga mgc mge mgi mgm mgn mgs mi- mia mic mie mig mii mim min mis mma mmc mme mmg mmi mmm mmn mms mna mnc mne mng mni mnm mnn mns msa msc mse msg msi msm msn mss n-i naa nac nae nag nai nam nan nas nca ncc nce ncg nci ncm ncn ncs ne- nea nec nee neg nei nem nen nes nga ngc nge ngg ngi ngm ngn ngs nia nic nie nig nii nim nin nis nma nmc nme nmg nmi nmm nmn nms nna nnc nne nng nni nnm nnn nns nsa nsc nse nsg nsi nsm nsn nss saa sac sae sag sai sam san sas sca scc sce scg sci scm scn scs se- sea sec see seg sei sem sen ses sga sgc sge sgg sgi sgm sgn sgs sia sic sie sig sii sim sin sis sma smc sme smg smi smm smn sms sna snc sne sng sni snm snn sns ss- ssa ssc sse ssg ssi ssm ssn sss