-er c-- ccc cce ccg cch ccr ce- cec cee ceg ceh cer cgc cge cgg cgh cgr ch- chc che chg chh chr crc cre crg crh crr ec- ecc ece ecg ech ecr eec eee eeg eer egc ege egg egh egr ehc ehe ehg ehh ehr erc ere erg erh err gcc gce gcg gch gcr ge- gec gee geg geh ger ggc ggg ggh ggr ghc ghe ghg ghh ghr grc gre grg grh grr hcc hce hcg hch hcr he- hec hee heg heh her hgc hge hgg hgh hgr hhc hhe hhg hhh hhr hr- hrc hre hrg hrh hrr rcc rce rcg rch rcr re- rec ree reg reh rer rgc rge rgg rgh rgr rh- rhc rhe rhg rhh rhr rrc rrg rrh rrr