-er -ic a-a a-c a-i aaa aac aae aag aai aak aam aar aas ac- aca acc ace acg aci ack acm acr acs aea aec aee aeg aei aek aem aer aes ag- aga agc age agg agi agk agm agr ags ai- aia aic aie aig aii aik aim air ais aka akc ake akg aki akk akm akr aks ama amc ame amg ami amk amm amr ams ar- ara arc are arg ari ark arm arr ars as- asa asc ase asg asi ask asm asr ass c-- caa cac cae cag cai cak cam car cas cca ccc cce ccg cci cck ccm ccr ccs ce- cea cec cee ceg cei cek cem cer ces cga cgc cge cgg cgi cgm cgr cgs ci- cia cic cie cig cii cik cim cir cis cka ckc cki ckm cks cma cmc cme cmg cmi cmk cmm cmr cms cra crc cre crg cri crk crm crr crs csa csc cse csg csi csk csm csr css eaa eac eae eag eai eak eam ear eas ec- eca ecc ece ecg eci eck ecm ecr ecs eea eec eee eeg eek eem eer ees ega egc ege egg egi egm egr egs eia eic eie eig eii eik eim eir eis eka ekc eke ekg eki ekr eks em- ema emc eme emg emi emk emm emr ems era erc ere erg eri erk erm err ers es- esa esc ese esg esi esk esm esr ess gaa gac gae gag gai gak gam gar gas gca gcc gce gcg gci gck gcm gcr gcs ge- gea gec gee geg gei gek gem ger ges gga ggc ggg ggi ggm ggr ggs gia gic gie gig gii gik gim gir gis gka gkm gks gma gmc gme gmg gmi gmm gmr gms gra grc gre grg gri grk grm grr grs gsa gsc gse gsg gsi gsk gsm gsr gss ia- iaa iac iae iag iai iam iar ias ica icc ice icg ici ick icm icr ics ie- iea iec iee ieg iei iek iem ier ies iga igc ige igg igi igk igm igr igs iia iic iie iii iim iir iis ika ikc ike iki ikk ikr iks im- ima imc ime img imi imm ims ir- ira irc ire irg iri irk irm irr irs is- isa isc ise isg isi isk ism isr iss ka- kaa kac kae kag kai kak kam kar kas kca kcc kce kcg kci kck kcm kcr kcs ke- kea kec kee keg kei kek kem ker kes kga kgc kgi kgm kgs kia kic kie kig kii kik kim kir kis kkc kke kki kkk kkm kkr kks kma kmc kme kmg kmi kmk kmm kms kra krc krg kri krk krr krs ksa ksc kse ksg ksi ksk ksm ksr kss m-r maa mac mae mag mai mak mam mar mas mc- mca mcc mce mcg mci mck mcm mcr mcs mea mec mee meg mei mek mem mer mes mga mgc mge mgi mgk mgm mgr mgs mi- mia mic mie mig mii mik mim mir mis mka mkc mke mkg mkk mkm mkr mks mma mmc mme mmg mmi mmk mmm mmr mms mra mrc mre mrg mri mrk mrm mrr mrs msa msc mse msg msi msk msm msr mss ra- raa rac rae rag rai rak ram rar ras rca rcc rce rcg rci rcm rcr rcs re- rea rec ree reg rei rek rem rer res rga rgc rge rgg rgi rgk rgr rgs ria ric rie rig rii rik rim rir ris rkc rke rkg rkk rkm rks rma rmc rme rmg rmi rmm rmr rms rra rrc rrg rri rrk rrm rrr rrs rsa rsc rse rsg rsi rsk rsm rsr rss saa sac sae sag sai sak sam sar sas sca scc sce scg sci sck scm scr scs se- sea sec see seg sei sek sem ser ses sga sgc sge sgg sgi sgk sgm sgr sgs sia sic sie sig sii sik sim sir sis sk- ska skc ske skg ski skk skm skr sks sma smc sme smg smi smk smm smr sms sr- sra src sre srg sri srk srm srr srs ss- ssa ssc sse ssg ssi ssk ssm ssr sss