-er -ic c-- ccc cce cci ccl ccp ccr ccs ccv ce- cec cee cei cel cep cer ces cev ci- cic cie cii cil cip cir cis civ cl- clc cle cli cll clp clr cls clv cpc cpe cpi cpl cpp cpr cps cpv crc cre cri crl crp crr crs crv csc cse csi csl csp csr css csv cvc cve cvi cvl cvp cvr cvs cvv ec- ecc ece eci ecl ecr ecs ecv eec eee eel eep eer ees eev eic eie eii eil eip eir eis eiv elc ele eli ell elp elr els elv ep- epc epe epi epl epp epr eps erc ere eri erl erp err ers erv es- esc ese esi esl esp esr ess esv evc eve evi evl evp evr evs evv i-v icc ice ici icl icp icr ics icv ie- iec iee iei iel iep ier ies iev iic iie iii iil iip iir iis il- ilc ile ili ill ilp ilr ils ilv ipc ipe ipi ipl ipp ipr ips ipv ir- irc ire iri irl irp irr irs irv is- isc ise isi isl isp isr iss isv ivc ive ivi ivl ivp ivr ivs ivv l-p lcc lce lci lcl lcp lcr lcs lcv lec lee lei lel lep ler les lev lic lie lii lil lip lir lis liv llc lle lli lll llp llr lls llv lpc lpe lpi lpl lpp lpr lps lpv lrc lri lrp lrr lrs lrv lsc lse lsi lsl lsp lsr lss lsv lvc lve lvi lvl lvp lvr lvs lvv p-p pcc pce pci pcl pcp pcr pcs pcv pec pee pei pel pep per pes pev pic pie pii pil pip pir pis piv plc ple pli pll plp plr pls plv ppc ppe ppi ppl ppp ppr pps ppv prc pre pri prl prp prr prs prv ps- psc pse psi psl psp psr pss psv pvc pve pvi pvl pvp pvr pvs pvv rcc rce rci rcl rcp rcr rcs rcv re- rec ree rei rel rep rer res rev ric rie rii ril rip rir ris riv rlc rle rli rll rlp rlr rls rpc rpe rpi rpl rpp rpr rps rpv rrc rri rrl rrp rrr rrs rsc rse rsi rsl rsp rsr rss rsv rvc rve rvi rvl rvp rvr rvs rvv scc sce sci scl scp scr scs scv se- sec see sei sel sep ser ses sev sic sie sii sil sip sir sis siv slc sle sli sll slp slr sls slv spc spe spi spl spp spr sps spv sr- src sre sri srl srp srr srs srv ss- ssc sse ssi ssl ssp ssr sss ssv svc sve svi svl svp svr svs svv v-e vcc vce vci vcl vcp vcr vcs vec vee vei vel vep ver ves vi- vic vie vii vil vip vir vis viv vl- vlc vle vll vlp vls vlv vpc vpe vpi vpl vpp vpr vps vrc vre vri vrp vrr vrs vsc vse vsi vsl vsp vsr vss vsv vvc vvi vvr vvs vvv