-er -ic c-- ccc cce cch cci ccr ccz ce- cec cee ceh cei cer cez ch- chc che chh chi chr chz ci- cic cie cih cii cir crc cre crh cri crr crz cz- czc cze ec- ecc ece ech eci ecr eec eee eer ehc ehe ehh ehi ehr eic eie eii eir erc ere erh eri err erz eze ezh ezr ezz h-i hcc hce hch hci hcr he- hec hee heh hei her hez hhc hhe hhh hhi hhr hhz hic hie hih hii hir hr- hrc hre hrh hri hrr hrz hze icc ice ich ici icr icz ie- iec iee iei ier ihc ihe ihh ihi ihr iic iie iih iii iir ir- irc ire iri irr ize izh izi izz rcc rce rch rci rcr re- rec ree reh rei rer rez rh- rhc rhe rhh rhi rhr ric rie rih rii rir riz rrc rrh rri rrr rze zce zec zee zeh zer zez zhc zhe zhi zhr zie zir ziz zrh zzr zzz