-er -ic -ol c-- ccc cce cci ccl cco ccp ccr ce- cec cee cei cel ceo cep cer ci- cic cie cii cil cio cip cir cl- clc cle cli cll clo clp clr co- coc coe coi col coo cop cor cpc cpe cpi cpl cpo cpp cpr crc cre cri crl cro crp crr ec- ecc ece eci ecl eco ecr eec eee eel eeo eep eer eic eie eii eil eio eip eir elc ele eli ell elo elp elr eo- eoc eoe eoi eol eoo eop eor ep- epc epe epi epl epo epp epr erc ere eri erl ero erp err icc ice ici icl ico icp icr ie- iec iee iei iel iep ier iic iie iii iil iio iip iir il- ilc ile ili ill ilo ilp ilr io- ioc ioe ioi iol ioo iop ior ipc ipe ipi ipl ipo ipp ipr ir- irc ire iri irl iro irp irr l-p lcc lce lci lcl lco lcp lcr lec lee lei lel leo lep ler lic lie lii lil lio lip lir llc lle lli lll llo llp llr loc loe loi lol loo lop lor lpc lpe lpi lpl lpo lpp lpr lrc lri lro lrp lrr o-i oc- occ oci ocl oco ocp ocr oec oee oei oel oeo oep oer oic oie oii oil oio oip oir olc ole oli oll olo olp oo- ooc ooi ool ooo oop oor op- opc ope opi opl opo opp opr or- orc ore ori orl oro orp orr p-p pcc pce pci pcl pco pcp pcr pec pee pei pel peo pep per pic pie pii pil pio pip pir plc ple pli pll plo plp plr poc poe poi pol poo pop por ppc ppe ppi ppl ppo ppp ppr prc pre pri prl pro prp prr rcc rce rci rcl rco rcp rcr re- rec ree rei rel reo rep rer ric rie rii ril rio rip rir rlc rle rli rll rlo rlp rlr roc roe roi rol roo rop ror rpc rpe rpi rpl rpo rpp rpr rrc rri rrl rrp rrr