-er -ic c-- ccc cce cci cck ccm ccn ccr ccz ce- cec cee cei cek cem cen cer cez ci- cic cie cii cik cim cin cir ckc cki ckm cmc cme cmi cmk cmm cmn cmr cn- cnc cne cni cnm cnn cnr crc cre cri crk crm crn crr crz cz- czc cze czk czm ec- ecc ece eci eck ecm ecn ecr eec eee eek eem een eer eic eie eii eik eim ein eir ekc eke eki ekr em- emc eme emi emk emm emn emr en- enc ene eni enk enm enn enr enz erc ere eri erk erm ern err erz eze ezr ezz icc ice ici ick icm icn icr icz ie- iec iee iei iek iem ien ier iic iie iii iim iin iir ikc ike iki ikk ikr im- imc ime imi imm imn imz in- inc ine ini ink inm inn inr ir- irc ire iri irk irm irn irr ize izi izm izz k-z kcc kce kci kck kcm kcn kcr ke- kec kee kei kek kem ken ker kez kic kie kii kik kim kin kir kiz kkc kke kki kkk kkm kkn kkr kmc kme kmi kmk kmm kmz kn- knc kne kni knk knm knn knr krc kri krk krn krr m-r mc- mcc mce mci mck mcm mcn mcr mcz mec mee mei mek mem men mer mez mi- mic mie mii mik mim min mir miz mkc mke mkk mkm mkn mkr mkz mmc mme mmi mmk mmm mmn mmr mmz mnc mne mni mnk mnm mnn mnr mnz mrc mre mri mrk mrm mrn mrr mrz mzi mzm mzn n-i ncc nce nci nck ncm ncn ncr ne- nec nee nei nek nem nen ner nez nic nie nii nik nim nin nir niz nkc nke nki nkk nkm nkn nkr nmc nme nmi nmk nmm nmn nmr nmz nnc nne nni nnk nnm nnn nnz nrc nre nri nrk nrm nrn nrr nrz nze nzi nzz rcc rce rci rcm rcn rcr re- rec ree rei rek rem ren rer rez ric rie rii rik rim rin rir riz rkc rke rkk rkm rkz rmc rme rmi rmm rmn rmr rnc rni rnm rnn rnr rnz rrc rri rrk rrm rrn rrr rze rzm zce zec zee zek zem zen zer zez zie zik zim zin zir ziz zmc zmk zmm znc zne znn zzr zzz