-er -ic c-- ccc cce cci ccm ccr cct ccz ce- cec cee cei cem cer cet cez ci- cic cie cii cim cir cit cmc cme cmi cmm cmr cmt crc cre cri crm crr crt crz ctc cte cti ctm ctr ctt ctz cz- czc cze czm czt ec- ecc ece eci ecm ecr ect eec eee eem eer eet eic eie eii eim eir eit em- emc eme emi emm emr emt erc ere eri erm err ert erz etc ete eti etm etr ett etz eze ezr ezz icc ice ici icm icr ict icz ie- iec iee iei iem ier iet iic iie iii iim iir iit im- imc ime imi imm imt imz ir- irc ire iri irm irr irt itc ite iti itm itt itz ize izi izm izz m-r mc- mcc mce mci mcm mcr mct mcz mec mee mei mem mer met mez mi- mic mie mii mim mir mit miz mmc mme mmi mmm mmr mmt mmz mrc mre mri mrm mrr mrt mrz mtc mte mti mtm mtr mtt mzi mzm mzt rcc rce rci rcm rcr rct re- rec ree rei rem rer ret rez ric rie rii rim rir rit riz rmc rme rmi rmm rmr rmt rrc rri rrm rrr rrt rtc rte rti rtm rtr rtt rtz rze rzm tcc tce tci tcm tcr tct te- tec tee tei tem ter tet tez tic tie tii tim tir tit tiz tmc tme tmi tmm tmr tmt tmz trc tre tri trm trr trt trz ttc tte tti ttm ttr ttt tze zce zec zee zem zer zet zez zie zim zir zit ziz zmc zmm zmt zte ztm ztr zzr zzt zzz