-er -ic c-- ccc cce cci ccm ccr ccs ccu ccz ce- cec cee cei cem cer ces ceu cez ci- cic cie cii cim cir cis ciu cmc cme cmi cmm cmr cms cmu crc cre cri crm crr crs cru crz csc cse csi csm csr css csu csz cuc cue cui cum cur cus cuu cuz cz- czc cze czm ec- ecc ece eci ecm ecr ecs ecu eec eee eem eer ees eic eie eii eim eir eis eiu em- emc eme emi emm emr ems emu erc ere eri erm err ers eru erz es- esc ese esi esm esr ess esu eu- euc eue eui eur eus eze ezr ezs ezz icc ice ici icm icr ics icu icz ie- iec iee iei iem ier ies iic iie iii iim iir iis iiu im- imc ime imi imm ims imu imz ir- irc ire iri irm irr irs iru is- isc ise isi ism isr iss isu iu- iuc iue iui ium iur ius iuz ize izi izm izu izz m-r mc- mcc mce mci mcm mcr mcs mcu mcz mec mee mei mem mer mes meu mez mi- mic mie mii mim mir mis miu miz mmc mme mmi mmm mmr mms mmu mmz mrc mre mri mrm mrr mrs mru mrz msc mse msi msm msr mss msu muc mue mui mum mur mus muu mzi mzm rcc rce rci rcm rcr rcs rcu re- rec ree rei rem rer res reu rez ric rie rii rim rir ris riz rmc rme rmi rmm rmr rms rrc rri rrm rrr rrs rru rsc rse rsi rsm rsr rss rsu ruc rue rui rum rur rus ruu ruz rze rzm scc sce sci scm scr scs scu se- sec see sei sem ser ses seu sez sic sie sii sim sir sis siu smc sme smi smm smr sms smu smz sr- src sre sri srm srr srs ss- ssc sse ssi ssm ssr sss ssu ssz suc sue sui sum sur sus suu suz sze szi szr szu ucc uce uci ucm ucr ucs ucu uec uee uei uem uer ues uic uie uii uim uir uis uiu um- umc ume umi umm umr ums umu ur- urc ure uri urm urr urs uru urz usc use usi usm usr uss usu usz uuc uue uum uur uus uuu uzi uzu zce zcs zec zee zem zer zes zez zie zim zir zis ziz zmc zmm zms zrs zse zsi zsm zsu zsz zuc zui zum zur zus zuz zzr zzs zzz