-ey -ic c-- ccc cce cci ccm cco ccs ce- cec cee cei cem ceo ces cey ci- cic cie cii cim cio cis cmc cme cmi cmm cmo cms cmy co- coc coe coi com coo cos coy csc cse csi csm cso css csy cyc cye cym cyo cys ec- ecc ece eci ecm eco ecs eec eee eem eeo ees eey eic eie eii eim eio eis em- emc eme emi emm emo ems eo- eoc eoe eoi eom eoo eos es- esc ese esi esm eso ess esy eyc eye eym eyo eys icc ice ici icm ico ics icy ie- iec iee iei iem ies iey iic iie iii iim iio iis im- imc ime imi imm imo ims imy io- ioc ioe ioi iom ioo ios is- isc ise isi ism iso iss isy iyc iye iym iyo iys iyy m-o mc- mcc mce mci mcm mco mcs mec mee mei mem meo mes mey mi- mic mie mii mim mio mis miy mmc mme mmi mmm mmo mms moc moe moi mom moo mos moy msc mse msi msm mso mss msy my- myc mye mym myo mys o-i oc- occ oci ocm oco ocs oec oee oei oem oeo oes oey oic oie oii oim oio ois om- omc ome omi omm omo oms omy oo- ooc ooi oom ooo oos os- osc ose osi osm oso oss oye oyi oyo oys scc sce sci scm sco scs se- sec see sei sem seo ses sey sic sie sii sim sio sis smc sme smi smm smo sms smy soc soe soi som soo sos soy ss- ssc sse ssi ssm sso sss sy- syc sye syi sym sys ycc yce yci yco ycs ycy yec yee yei yem yeo yes yey yie yii yim yio yis ymc yme ymi ymm ymo yms yoc yoe yoi yom yoo yos yoy ysc yse ysi ysm yso yss ysy yyc yye yys yyy