-er -ic c-- ccc cce ccg cci ccp ccr ccs ccv ce- cec cee ceg cei cep cer ces cev cgc cge cgg cgi cgp cgr cgs cgv ci- cic cie cig cii cip cir cis civ cpc cpe cpg cpi cpp cpr cps cpv crc cre crg cri crp crr crs crv csc cse csg csi csp csr css csv cvc cve cvg cvi cvp cvr cvs cvv ec- ecc ece ecg eci ecr ecs ecv eec eee eeg eep eer ees eev egc ege egg egi egp egr egs eic eie eig eii eip eir eis eiv ep- epc epe epg epi epp epr eps erc ere erg eri erp err ers erv es- esc ese esg esi esp esr ess esv evc eve evg evi evp evr evs evv g-p gcc gce gcg gci gcp gcr gcs ge- gec gee geg gei gep ger ges gev ggc ggg ggi ggp ggr ggs ggv gic gie gig gii gip gir gis giv gpc gpe gpg gpi gpp gpr gps grc gre grg gri grp grr grs grv gsc gse gsg gsi gsp gsr gss gsv gvc gve gvg gvi gvp gvr gvs i-v icc ice icg ici icp icr ics icv ie- iec iee ieg iei iep ier ies iev igc ige igg igi igp igr igs iic iie iii iip iir iis ipc ipe ipg ipi ipp ipr ips ipv ir- irc ire irg iri irp irr irs irv is- isc ise isg isi isp isr iss isv ivc ive ivg ivi ivp ivr ivs ivv p-p pcc pce pcg pci pcp pcr pcs pcv pec pee peg pei pep per pes pev pgc pge pgg pgi pgp pgr pgs pgv pic pie pig pii pip pir pis piv ppc ppe ppg ppi ppp ppr pps ppv prc pre prg pri prp prr prs prv ps- psc pse psg psi psp psr pss psv pvc pve pvg pvi pvp pvr pvs pvv rcc rce rcg rci rcp rcr rcs rcv re- rec ree reg rei rep rer res rev rgc rge rgg rgi rgp rgr rgs rgv ric rie rig rii rip rir ris riv rpc rpe rpg rpi rpp rpr rps rpv rrc rrg rri rrp rrr rrs rsc rse rsg rsi rsp rsr rss rsv rvc rve rvg rvi rvp rvr rvs rvv scc sce scg sci scp scr scs scv se- sec see seg sei sep ser ses sev sgc sge sgg sgi sgp sgr sgs sgv sic sie sig sii sip sir sis siv spc spe spg spi spp spr sps spv sr- src sre srg sri srp srr srs srv ss- ssc sse ssg ssi ssp ssr sss ssv svc sve svg svi svp svr svs svv v-e vcc vce vci vcp vcr vcs vec vee veg vei vep ver ves vgc vgg vgp vgr vgs vi- vic vie vig vii vip vir vis viv vpc vpe vpg vpi vpp vpr vps vrc vre vrg vri vrp vrr vrs vsc vse vsg vsi vsp vsr vss vsv vvc vvg vvi vvr vvs vvv