-er -ic a-a a-c a-i aaa aac aae aag aai aan aar aas aav ac- aca acc ace acg aci acn acr acs acv aea aec aee aeg aei aen aer aes aev ag- aga agc age agg agi agn agr ags agv ai- aia aic aie aig aii ain air ais aiv an- ana anc ane ang ani ann anr ans anv ar- ara arc are arg ari arn arr ars arv as- asa asc ase asg asi asn asr ass asv av- ava avc ave avg avi avn avr avs c-- caa cac cae cag cai can car cas cav cca ccc cce ccg cci ccn ccr ccs ccv ce- cea cec cee ceg cei cen cer ces cev cga cgc cge cgg cgi cgn cgr cgs cgv ci- cia cic cie cig cii cin cir cis civ cn- cna cnc cne cng cni cnn cnr cns cnv cra crc cre crg cri crn crr crs crv csa csc cse csg csi csn csr css csv cva cvc cve cvg cvi cvn cvr cvs cvv eaa eac eae eag eai ean ear eas eav ec- eca ecc ece ecg eci ecn ecr ecs ecv eea eec eee eeg een eer ees eev ega egc ege egg egi egn egr egs eia eic eie eig eii ein eir eis eiv en- ena enc ene eng eni enn enr ens env era erc ere erg eri ern err ers erv es- esa esc ese esg esi esn esr ess esv eva evc eve evg evi evn evr evs evv gaa gac gae gag gai gan gar gas gav gca gcc gce gcg gci gcn gcr gcs ge- gea gec gee geg gei gen ger ges gev gga ggc ggg ggi ggn ggr ggs ggv gia gic gie gig gii gin gir gis giv gna gnc gne gni gnn gnr gns gnv gra grc gre grg gri grn grr grs grv gsa gsc gse gsg gsi gsn gsr gss gsv gva gvc gve gvg gvi gvn gvr gvs i-v ia- iaa iac iae iag iai ian iar ias iav ica icc ice icg ici icn icr ics icv ie- iea iec iee ieg iei ien ier ies iev iga igc ige igg igi ign igr igs iia iic iie iii iin iir iis in- ina inc ine ing ini inn inr ins inv ir- ira irc ire irg iri irn irr irs irv is- isa isc ise isg isi isn isr iss isv iva ivc ive ivg ivi ivr ivs ivv n-i naa nac nae nag nai nan nar nas nav nca ncc nce ncg nci ncn ncr ncs ncv ne- nea nec nee neg nei nen ner nes nev nga ngc nge ngg ngi ngn ngs nia nic nie nig nii nin nir nis niv nna nnc nne nng nni nnn nns nnv nra nrc nre nrg nri nrn nrr nrs nrv nsa nsc nse nsg nsi nsn nsr nss nsv nva nvc nve nvg nvi nvn nvv ra- raa rac rae rag rai ran rar ras rav rca rcc rce rcg rci rcn rcr rcs rcv re- rea rec ree reg rei ren rer res rev rga rgc rge rgg rgi rgn rgr rgs rgv ria ric rie rig rii rin rir ris riv rna rnc rng rni rnn rnr rns rnv rra rrc rrg rri rrn rrr rrs rsa rsc rse rsg rsi rsn rsr rss rsv rva rvc rve rvg rvi rvn rvr rvs rvv saa sac sae sag sai san sar sas sav sca scc sce scg sci scn scr scs scv se- sea sec see seg sei sen ser ses sev sga sgc sge sgg sgi sgn sgr sgs sgv sia sic sie sig sii sin sir sis siv sna snc sne sng sni snn snr sns snv sr- sra src sre srg sri srn srr srs srv ss- ssa ssc sse ssg ssi ssn ssr sss ssv sva svc sve svg svi svn svr svs svv v-a v-e vaa vac vae vag vai van var vas vav vca vcc vce vci vcn vcr vcs vea vec vee veg vei ven ver ves vga vgc vgg vgn vgr vgs vi- via vic vie vig vii vin vir vis viv vn- vna vng vni vnr vns vnv vra vrc vre vrg vri vrn vrr vrs vsa vsc vse vsg vsi vsn vsr vss vsv vva vvc vvg vvi vvr vvs vvv