-er -ey -ic c-- ccc cce cci ccm cco ccp ccr ccs ce- cec cee cei cem ceo cep cer ces cey ci- cic cie cii cim cio cip cir cis cmc cme cmi cmm cmo cmp cmr cms cmy co- coc coe coi com coo cop cor cos coy cpc cpe cpi cpm cpo cpp cpr cps crc cre cri crm cro crp crr crs cry csc cse csi csm cso csp csr css csy cyc cye cym cyo cyp cyr cys ec- ecc ece eci ecm eco ecr ecs eec eee eem eeo eep eer ees eey eic eie eii eim eio eip eir eis em- emc eme emi emm emo emp emr ems eo- eoc eoe eoi eom eoo eop eor eos ep- epc epe epi epm epo epp epr eps erc ere eri erm ero erp err ers ery es- esc ese esi esm eso esp esr ess esy eyc eye eym eyo eyp eyr eys icc ice ici icm ico icp icr ics icy ie- iec iee iei iem iep ier ies iey iic iie iii iim iio iip iir iis im- imc ime imi imm imo imp ims imy io- ioc ioe ioi iom ioo iop ior ios ipc ipe ipi ipm ipo ipp ipr ips ipy ir- irc ire iri irm iro irp irr irs iry is- isc ise isi ism iso isp isr iss isy iyc iye iym iyo iyr iys iyy m-o m-r mc- mcc mce mci mcm mco mcp mcr mcs mec mee mei mem meo mep mer mes mey mi- mic mie mii mim mio mip mir mis miy mmc mme mmi mmm mmo mmp mmr mms moc moe moi mom moo mop mor mos moy mpc mpe mpi mpm mpo mpp mpr mps mrc mre mri mrm mro mrp mrr mrs mry msc mse msi msm mso msp msr mss msy my- myc mye mym myo myr mys o-i oc- occ oci ocm oco ocp ocr ocs oec oee oei oem oeo oep oer oes oey oic oie oii oim oio oip oir ois om- omc ome omi omm omo omp omr oms omy oo- ooc ooi oom ooo oop oor oos op- opc ope opi opm opo opp opr ops opy or- orc ore ori orm oro orp orr ors ory os- osc ose osi osm oso osp osr oss oye oyi oyo oys p-p pcc pce pci pcm pco pcp pcr pcs pec pee pei pem peo pep per pes pey pic pie pii pim pio pip pir pis pmc pme pmi pmm pmo pmp pmr pms poc poe poi pom poo pop por pos poy ppc ppe ppi ppm ppo ppp ppr pps prc pre pri prm pro prp prr prs pry ps- psc pse psi psm pso psp psr pss psy py- pyc pye pym pyo pyr pys rcc rce rci rcm rco rcp rcr rcs re- rec ree rei rem reo rep rer res rey ric rie rii rim rio rip rir ris riy rmc rme rmi rmm rmo rmp rmr rms roc roe roi rom roo rop ror ros roy rpc rpe rpi rpm rpo rpp rpr rps rrc rri rrm rrp rrr rrs rsc rse rsi rsm rso rsp rsr rss ry- ryc rye rym ryo ryr rys ryy scc sce sci scm sco scp scr scs se- sec see sei sem seo sep ser ses sey sic sie sii sim sio sip sir sis smc sme smi smm smo smp smr sms smy soc soe soi som soo sop sor sos soy spc spe spi spm spo spp spr sps spy sr- src sre sri srm sro srp srr srs sry ss- ssc sse ssi ssm sso ssp ssr sss sy- syc sye syi sym syp syr sys ycc yce yci yco ycp ycs ycy yec yee yei yem yeo yep yer yes yey yie yii yim yio yip yir yis ymc yme ymi ymm ymo yms yoc yoe yoi yom yoo yop yor yos yoy ypo yps yrc yre yro yrp yrs ysc yse ysi ysm yso ysp ysr yss ysy yyc yye yys yyy