-ey -ic c-- ccc ccd cce cci ccm ccs cdc cdd cde cdi cdm cds cdy ce- cec ced cee cei cem ces cey ci- cic cid cie cii cim cis cmc cmd cme cmi cmm cms cmy csc csd cse csi csm css csy cyc cyd cye cym cys dcc dcd dce dci dcm dcs ddc ddd dde ddi ddm dds ddy de- dec ded dee dei dem des dey di- dic did die dii dim dis diy dmc dmd dme dmi dmm dms dsc dsd dse dsi dsm dss dsy dy- dyc dyd dye dym dys dyy ec- ecc ecd ece eci ecm ecs ed- edc edd ede edi edm eds edy eec eed eee eem ees eey eic eid eie eii eim eis em- emc emd eme emi emm ems es- esc esd ese esi esm ess esy eyc eyd eye eym eys i-d icc icd ice ici icm ics icy idc idd ide idi idm ids idy ie- iec ied iee iei iem ies iey iic iid iie iii iim iis im- imc imd ime imi imm ims imy is- isc isd ise isi ism iss isy iyc iye iym iys iyy mc- mcc mcd mce mci mcm mcs mdc mdd mde mdi mdm mds mdy mec med mee mei mem mes mey mi- mic mid mie mii mim mis miy mmc mmd mme mmi mmm mms msc msd mse msi msm mss msy my- myc myd mye mym mys scc scd sce sci scm scs sdc sdd sde sdi sdm sds sdy se- sec sed see sei sem ses sey sic sid sie sii sim sis smc smd sme smi smm sms smy ss- ssc ssd sse ssi ssm sss sy- syc syd sye syi sym sys ycc ycd yce yci ycs ycy yde yds ydy yec yed yee yei yem yes yey yid yie yii yim yis ymc yme ymi ymm yms ysc yse ysi ysm yss ysy yyc yye yys yyy