-er -ic c-- ccc cce cch cci ccl ccp ccr ce- cec cee ceh cei cel cep cer ch- chc che chh chi chl chp chr ci- cic cie cih cii cil cip cir cl- clc cle clh cli cll clp clr cpc cpe cph cpi cpl cpp cpr crc cre crh cri crl crp crr ec- ecc ece ech eci ecl ecr eec eee eel eep eer ehc ehe ehh ehi ehl ehp ehr eic eie eii eil eip eir elc ele elh eli ell elp elr ep- epc epe eph epi epl epp epr erc ere erh eri erl erp err h-i hcc hce hch hci hcl hcp hcr he- hec hee heh hei hel hep her hhc hhe hhh hhi hhl hhp hhr hic hie hih hii hil hip hir hlc hle hlh hli hll hlp hlr hpc hpe hph hpi hpl hpp hpr hr- hrc hre hrh hri hrl hrp hrr icc ice ich ici icl icp icr ie- iec iee iei iel iep ier ihc ihe ihh ihi ihl ihp ihr iic iie iih iii iil iip iir il- ilc ile ilh ili ill ilp ilr ipc ipe ipi ipl ipp ipr ir- irc ire iri irl irp irr l-p lcc lce lch lci lcl lcp lcr lec lee leh lei lel lep ler lhc lhh lhi lhp lhr lic lie lih lii lil lip lir llc lle lli lll llp llr lpc lpe lph lpi lpl lpp lpr lrc lrh lri lrp lrr p-p pcc pce pch pci pcl pcp pcr pec pee peh pei pel pep per phc phe phi phl php phr pic pie pih pii pil pip pir plc ple plh pli pll plp plr ppc ppe pph ppi ppl ppp ppr prc pre prh pri prl prp prr rcc rce rch rci rcl rcp rcr re- rec ree reh rei rel rep rer rh- rhc rhe rhh rhi rhl rhp rhr ric rie rih rii ril rip rir rlc rle rlh rli rll rlp rlr rpc rpe rph rpi rpl rpp rpr rrc rrh rri rrl rrp rrr