-er -ic c-- ccc ccd cce ccg cci ccn ccr ccz cdc cdd cde cdg cdi cdn cdr cdz ce- cec ced cee ceg cei cen cer cez cgc cgd cge cgg cgi cgn cgr ci- cic cid cie cig cii cin cir cn- cnc cnd cne cng cni cnn cnr crc crd cre crg cri crn crr crz cz- czc czd cze dcc dcd dce dcg dci dcn dcr ddc ddd dde ddg ddi ddn ddr ddz de- dec ded dee deg dei den der dez dgc dgd dge dgg dgi dgn dgr dgz di- dic did die dig dii din dir diz dnc dnd dne dng dni dnn dnr dnz drc drd dre drg dri drn drr drz dzd dze dzi dzr ec- ecc ecd ece ecg eci ecn ecr ed- edc edd ede edg edi edn edr eec eed eee eeg een eer egc egd ege egg egi egn egr eic eid eie eig eii ein eir en- enc end ene eng eni enn enr enz erc erd ere erg eri ern err erz eze ezr ezz g-d gcc gcd gce gcg gci gcn gcr gdc gdd gde gdi gdn gdr ge- gec ged gee geg gei gen ger gez ggc ggd ggg ggi ggn ggr ggz gic gid gie gig gii gin gir giz gnc gnd gne gni gnn gnr grc grd gre grg gri grn grr gzr i-d icc icd ice icg ici icn icr icz idc idd ide idg idi idn idr ie- iec ied iee ieg iei ien ier igc igd ige igg igi ign igr iic iid iie iii iin iir in- inc ind ine ing ini inn inr ir- irc ird ire irg iri irn irr ize izi izz n-i ncc ncd nce ncg nci ncn ncr ndc ndd nde ndg ndi ndn ndr ne- nec ned nee neg nei nen ner nez ngc ngd nge ngg ngi ngn nic nid nie nig nii nin nir niz nnc nne nng nni nnn nnz nrc nrd nre nrg nri nrn nrr nrz nzd nze nzg nzi nzz rcc rcd rce rcg rci rcn rcr rdc rdd rde rdg rdi rdn rdr re- rec red ree reg rei ren rer rez rgc rgd rge rgg rgi rgn rgr ric rid rie rig rii rin rir riz rnc rnd rng rni rnn rnr rnz rrc rrd rrg rri rrn rrr rze z-g zce zec zed zee zen zer zez zgg zgi zid zie zig zin zir ziz znc znd zne znn zzr zzz