-er -ey -ic c-- ccc ccd cce cci ccm cco ccr cdc cdd cde cdi cdm cdo cdr cdy ce- cec ced cee cei cem ceo cer cey ci- cic cid cie cii cim cio cir cmc cmd cme cmi cmm cmo cmr cmy co- coc cod coe coi com coo cor coy crc crd cre cri crm cro crr cry cyc cyd cye cym cyo cyr dcc dcd dce dci dcm dco dcr ddc ddd dde ddi ddm ddo ddr ddy de- dec ded dee dei dem deo der dey di- dic did die dii dim dio dir diy dmc dmd dme dmi dmm dmo dmr doc dod doe doi dom doo dor doy drc drd dre dri drm dro drr dry dy- dyc dyd dye dym dyo dyr dyy ec- ecc ecd ece eci ecm eco ecr ed- edc edd ede edi edm edo edr edy eec eed eee eem eeo eer eey eic eid eie eii eim eio eir em- emc emd eme emi emm emo emr eo- eoc eod eoe eoi eom eoo eor erc erd ere eri erm ero err ery eyc eyd eye eym eyo eyr i-d icc icd ice ici icm ico icr icy idc idd ide idi idm ido idr idy ie- iec ied iee iei iem ier iey iic iid iie iii iim iio iir im- imc imd ime imi imm imo imy io- ioc iod ioe ioi iom ioo ior ir- irc ird ire iri irm iro irr iry iyc iye iym iyo iyr iyy m-o m-r mc- mcc mcd mce mci mcm mco mcr mdc mdd mde mdi mdm mdo mdr mdy mec med mee mei mem meo mer mey mi- mic mid mie mii mim mio mir miy mmc mmd mme mmi mmm mmo mmr moc mod moe moi mom moo mor moy mrc mrd mre mri mrm mro mrr mry my- myc myd mye mym myo myr o-i oc- occ ocd oci ocm oco ocr odc odd ode odi odm odo odr oec oed oee oei oem oeo oer oey oic oid oie oii oim oio oir om- omc omd ome omi omm omo omr omy oo- ooc ood ooi oom ooo oor or- orc ord ore ori orm oro orr ory oyd oye oyi oyo rcc rcd rce rci rcm rco rcr rdc rdd rde rdi rdm rdo rdr rdy re- rec red ree rei rem reo rer rey ric rid rie rii rim rio rir riy rmc rmd rme rmi rmm rmo rmr roc rod roe roi rom roo ror roy rrc rrd rri rrm rrr ry- ryc ryd rye rym ryo ryr ryy ycc ycd yce yci yco ycy yde ydo ydy yec yed yee yei yem yeo yer yey yid yie yii yim yio yir ymc yme ymi ymm ymo yoc yod yoe yoi yom yoo yor yoy yrc yre yro yyc yye yyy