-er -ey -ic c-- ccc cce cci ccm ccr ccs ce- cec cee cei cem cer ces cey ci- cic cie cii cim cir cis cmc cme cmi cmm cmr cms cmy crc cre cri crm crr crs cry csc cse csi csm csr css csy cyc cye cym cyr cys ec- ecc ece eci ecm ecr ecs eec eee eem eer ees eey eic eie eii eim eir eis em- emc eme emi emm emr ems erc ere eri erm err ers ery es- esc ese esi esm esr ess esy eyc eye eym eyr eys icc ice ici icm icr ics icy ie- iec iee iei iem ier ies iey iic iie iii iim iir iis im- imc ime imi imm ims imy ir- irc ire iri irm irr irs iry is- isc ise isi ism isr iss isy iyc iye iym iyr iys iyy m-r mc- mcc mce mci mcm mcr mcs mec mee mei mem mer mes mey mi- mic mie mii mim mir mis miy mmc mme mmi mmm mmr mms mrc mre mri mrm mrr mrs mry msc mse msi msm msr mss msy my- myc mye mym myr mys rcc rce rci rcm rcr rcs re- rec ree rei rem rer res rey ric rie rii rim rir ris riy rmc rme rmi rmm rmr rms rrc rri rrm rrr rrs rsc rse rsi rsm rsr rss ry- ryc rye rym ryr rys ryy scc sce sci scm scr scs se- sec see sei sem ser ses sey sic sie sii sim sir sis smc sme smi smm smr sms smy sr- src sre sri srm srr srs sry ss- ssc sse ssi ssm ssr sss sy- syc sye syi sym syr sys ycc yce yci ycs ycy yec yee yei yem yer yes yey yie yii yim yir yis ymc yme ymi ymm yms yrc yre yrs ysc yse ysi ysm ysr yss ysy yyc yye yys yyy