-er -ic c-- ccc cce ccg cch cci ccp ccr ce- cec cee ceg ceh cei cep cer cgc cge cgg cgh cgi cgp cgr ch- chc che chg chh chi chp chr ci- cic cie cig cih cii cip cir cpc cpe cpg cph cpi cpp cpr crc cre crg crh cri crp crr ec- ecc ece ecg ech eci ecr eec eee eeg eep eer egc ege egg egh egi egp egr ehc ehe ehg ehh ehi ehp ehr eic eie eig eii eip eir ep- epc epe epg eph epi epp epr erc ere erg erh eri erp err g-p gcc gce gcg gch gci gcp gcr ge- gec gee geg geh gei gep ger ggc ggg ggh ggi ggp ggr ghc ghe ghg ghh ghi ghp ghr gic gie gig gih gii gip gir gpc gpe gpg gph gpi gpp gpr grc gre grg grh gri grp grr h-i hcc hce hcg hch hci hcp hcr he- hec hee heg heh hei hep her hgc hge hgg hgh hgi hgp hgr hhc hhe hhg hhh hhi hhp hhr hic hie hig hih hii hip hir hpc hpe hpg hph hpi hpp hpr hr- hrc hre hrg hrh hri hrp hrr icc ice icg ich ici icp icr ie- iec iee ieg iei iep ier igc ige igg igh igi igp igr ihc ihe ihg ihh ihi ihp ihr iic iie iih iii iip iir ipc ipe ipg ipi ipp ipr ir- irc ire irg iri irp irr p-p pcc pce pcg pch pci pcp pcr pec pee peg peh pei pep per pgc pge pgg pgh pgi pgp pgr phc phe phg phi php phr pic pie pig pih pii pip pir ppc ppe ppg pph ppi ppp ppr prc pre prg prh pri prp prr rcc rce rcg rch rci rcp rcr re- rec ree reg reh rei rep rer rgc rge rgg rgh rgi rgp rgr rh- rhc rhe rhg rhh rhi rhp rhr ric rie rig rih rii rip rir rpc rpe rpg rph rpi rpp rpr rrc rrg rrh rri rrp rrr