-ic a-a a-c a-i aaa aac aae aag aai aam aao aas ac- aca acc ace acg aci acm aco acs aea aec aee aeg aei aem aeo aes ag- aga agc age agg agi agm ago ags ai- aia aic aie aig aii aim aio ais ama amc ame amg ami amm amo ams aoa aoc aoe aog aoi aom aoo aos as- asa asc ase asg asi asm aso ass c-- caa cac cae cag cai cam cao cas cca ccc cce ccg cci ccm cco ccs ce- cea cec cee ceg cei cem ceo ces cga cgc cge cgg cgi cgm cgo cgs ci- cia cic cie cig cii cim cio cis cma cmc cme cmg cmi cmm cmo cms co- coa coc coe cog coi com coo cos csa csc cse csg csi csm cso css eaa eac eae eag eai eam eao eas ec- eca ecc ece ecg eci ecm eco ecs eea eec eee eeg eem eeo ees ega egc ege egg egi egm ego egs eia eic eie eig eii eim eio eis em- ema emc eme emg emi emm emo ems eo- eoa eoc eoe eog eoi eom eoo eos es- esa esc ese esg esi esm eso ess gaa gac gae gag gai gam gao gas gca gcc gce gcg gci gcm gco gcs ge- gea gec gee geg gei gem geo ges gga ggc ggg ggi ggm ggo ggs gia gic gie gig gii gim gio gis gma gmc gme gmg gmi gmm gmo gms goa goc goe gog goi gom goo gos gsa gsc gse gsg gsi gsm gso gss ia- iaa iac iae iag iai iam iao ias ica icc ice icg ici icm ico ics ie- iea iec iee ieg iei iem ies iga igc ige igg igi igm igo igs iia iic iie iii iim iio iis im- ima imc ime img imi imm imo ims io- ioa ioc ioe iog ioi iom ioo ios is- isa isc ise isg isi ism iso iss m-o maa mac mae mag mai mam mao mas mc- mca mcc mce mcg mci mcm mco mcs mea mec mee meg mei mem meo mes mga mgc mge mgi mgm mgo mgs mi- mia mic mie mig mii mim mio mis mma mmc mme mmg mmi mmm mmo mms moa moc moe mog moi mom moo mos msa msc mse msg msi msm mso mss o-i oaa oac oae oag oai oam oao oas oc- oca occ ocg oci ocm oco ocs oea oec oee oeg oei oem oeo oes oga ogc oge ogg ogi ogo ogs oia oic oie oii oim oio ois om- oma omc ome omg omi omm omo oms oo- ooa ooc oog ooi oom ooo oos os- osa osc ose osg osi osm oso oss saa sac sae sag sai sam sao sas sca scc sce scg sci scm sco scs se- sea sec see seg sei sem seo ses sga sgc sge sgg sgi sgm sgo sgs sia sic sie sig sii sim sio sis sma smc sme smg smi smm smo sms soa soc soe sog soi som soo sos ss- ssa ssc sse ssg ssi ssm sso sss