-er -ic -ol c-- ccc cce cci ccl cco ccp ccr ccs ce- cec cee cei cel ceo cep cer ces ci- cic cie cii cil cio cip cir cis cl- clc cle cli cll clo clp clr cls co- coc coe coi col coo cop cor cos cpc cpe cpi cpl cpo cpp cpr cps crc cre cri crl cro crp crr crs csc cse csi csl cso csp csr css ec- ecc ece eci ecl eco ecr ecs eec eee eel eeo eep eer ees eic eie eii eil eio eip eir eis elc ele eli ell elo elp elr els eo- eoc eoe eoi eol eoo eop eor eos ep- epc epe epi epl epo epp epr eps erc ere eri erl ero erp err ers es- esc ese esi esl eso esp esr ess icc ice ici icl ico icp icr ics ie- iec iee iei iel iep ier ies iic iie iii iil iio iip iir iis il- ilc ile ili ill ilo ilp ilr ils io- ioc ioe ioi iol ioo iop ior ios ipc ipe ipi ipl ipo ipp ipr ips ir- irc ire iri irl iro irp irr irs is- isc ise isi isl iso isp isr iss l-p lcc lce lci lcl lco lcp lcr lcs lec lee lei lel leo lep ler les lic lie lii lil lio lip lir lis llc lle lli lll llo llp llr lls loc loe loi lol loo lop lor los lpc lpe lpi lpl lpo lpp lpr lps lrc lri lro lrp lrr lrs lsc lse lsi lsl lso lsp lsr lss o-i oc- occ oci ocl oco ocp ocr ocs oec oee oei oel oeo oep oer oes oic oie oii oil oio oip oir ois olc ole oli oll olo olp ols oo- ooc ooi ool ooo oop oor oos op- opc ope opi opl opo opp opr ops or- orc ore ori orl oro orp orr ors os- osc ose osi osl oso osp osr oss p-p pcc pce pci pcl pco pcp pcr pcs pec pee pei pel peo pep per pes pic pie pii pil pio pip pir pis plc ple pli pll plo plp plr pls poc poe poi pol poo pop por pos ppc ppe ppi ppl ppo ppp ppr pps prc pre pri prl pro prp prr prs ps- psc pse psi psl pso psp psr pss rcc rce rci rcl rco rcp rcr rcs re- rec ree rei rel reo rep rer res ric rie rii ril rio rip rir ris rlc rle rli rll rlo rlp rlr rls roc roe roi rol roo rop ror ros rpc rpe rpi rpl rpo rpp rpr rps rrc rri rrl rrp rrr rrs rsc rse rsi rsl rso rsp rsr rss scc sce sci scl sco scp scr scs se- sec see sei sel seo sep ser ses sic sie sii sil sio sip sir sis slc sle sli sll slo slp slr sls soc soe soi sol soo sop sor sos spc spe spi spl spo spp spr sps sr- src sre sri srl sro srp srr srs ss- ssc sse ssi ssl sso ssp ssr sss