-er c-- ccc cce cch ccn ccr ccz ce- cec cee ceh cen cer cez ch- chc che chh chn chr chz cn- cnc cne cnh cnn cnr crc cre crh crn crr crz cz- czc cze ec- ecc ece ech ecn ecr eec eee een eer ehc ehe ehh ehn ehr en- enc ene enh enn enr enz erc ere erh ern err erz eze ezh ezr ezz hcc hce hch hcn hcr he- hec hee heh hen her hez hhc hhe hhh hhn hhr hhz hnc hne hnh hnn hnz hr- hrc hre hrh hrn hrr hrz hze ncc nce nch ncn ncr ne- nec nee neh nen ner nez nhc nhe nhh nhn nhr nhz nnc nne nnh nnn nnz nrc nre nrn nrr nrz nze nzz rcc rce rch rcn rcr re- rec ree reh ren rer rez rh- rhc rhe rhh rhn rhr rnc rnh rnn rnr rnz rrc rrh rrn rrr rze zce zec zee zeh zen zer zez zhc zhe zhr znc zne znn zrh zzr zzz