-er -ic c-- ccc cce ccg cci ccn ccp ccr ccs ccv ce- cec cee ceg cei cen cep cer ces cev cgc cge cgg cgi cgn cgp cgr cgs cgv ci- cic cie cig cii cin cip cir cis civ cn- cnc cne cng cni cnn cnp cnr cns cnv cpc cpe cpg cpi cpn cpp cpr cps cpv crc cre crg cri crn crp crr crs crv csc cse csg csi csn csp csr css csv cvc cve cvg cvi cvn cvp cvr cvs cvv ec- ecc ece ecg eci ecn ecr ecs ecv eec eee eeg een eep eer ees eev egc ege egg egi egn egp egr egs eic eie eig eii ein eip eir eis eiv en- enc ene eng eni enn enp enr ens env ep- epc epe epg epi epn epp epr eps erc ere erg eri ern erp err ers erv es- esc ese esg esi esn esp esr ess esv evc eve evg evi evn evp evr evs evv g-p gcc gce gcg gci gcn gcp gcr gcs ge- gec gee geg gei gen gep ger ges gev ggc ggg ggi ggn ggp ggr ggs ggv gic gie gig gii gin gip gir gis giv gnc gne gni gnn gnp gnr gns gnv gpc gpe gpg gpi gpn gpp gpr gps grc gre grg gri grn grp grr grs grv gsc gse gsg gsi gsn gsp gsr gss gsv gvc gve gvg gvi gvn gvp gvr gvs i-v icc ice icg ici icn icp icr ics icv ie- iec iee ieg iei ien iep ier ies iev igc ige igg igi ign igp igr igs iic iie iii iin iip iir iis in- inc ine ing ini inn inp inr ins inv ipc ipe ipg ipi ipn ipp ipr ips ipv ir- irc ire irg iri irn irp irr irs irv is- isc ise isg isi isn isp isr iss isv ivc ive ivg ivi ivp ivr ivs ivv n-i ncc nce ncg nci ncn ncp ncr ncs ncv ne- nec nee neg nei nen nep ner nes nev ngc nge ngg ngi ngn ngp ngs nic nie nig nii nin nip nir nis niv nnc nne nng nni nnn nnp nns nnv npc npe npg npi npn npp npr nps npv nrc nre nrg nri nrn nrp nrr nrs nrv nsc nse nsg nsi nsn nsp nsr nss nsv nvc nve nvg nvi nvn nvp nvv p-p pcc pce pcg pci pcn pcp pcr pcs pcv pec pee peg pei pen pep per pes pev pgc pge pgg pgi pgn pgp pgr pgs pgv pic pie pig pii pin pip pir pis piv pn- pnc pne png pni pnn pnp pnr pns pnv ppc ppe ppg ppi ppn ppp ppr pps ppv prc pre prg pri prn prp prr prs prv ps- psc pse psg psi psn psp psr pss psv pvc pve pvg pvi pvn pvp pvr pvs pvv rcc rce rcg rci rcn rcp rcr rcs rcv re- rec ree reg rei ren rep rer res rev rgc rge rgg rgi rgn rgp rgr rgs rgv ric rie rig rii rin rip rir ris riv rnc rng rni rnn rnp rnr rns rnv rpc rpe rpg rpi rpn rpp rpr rps rpv rrc rrg rri rrn rrp rrr rrs rsc rse rsg rsi rsn rsp rsr rss rsv rvc rve rvg rvi rvn rvp rvr rvs rvv scc sce scg sci scn scp scr scs scv se- sec see seg sei sen sep ser ses sev sgc sge sgg sgi sgn sgp sgr sgs sgv sic sie sig sii sin sip sir sis siv snc sne sng sni snn snp snr sns snv spc spe spg spi spn spp spr sps spv sr- src sre srg sri srn srp srr srs srv ss- ssc sse ssg ssi ssn ssp ssr sss ssv svc sve svg svi svn svp svr svs svv v-e vcc vce vci vcn vcp vcr vcs vec vee veg vei ven vep ver ves vgc vgg vgn vgp vgr vgs vi- vic vie vig vii vin vip vir vis viv vn- vng vni vnp vnr vns vnv vpc vpe vpg vpi vpn vpp vpr vps vrc vre vrg vri vrn vrp vrr vrs vsc vse vsg vsi vsn vsp vsr vss vsv vvc vvg vvi vvr vvs vvv