-er -ey -ic c-- ccc cce cci ccm cco ccr ccz ce- cec cee cei cem ceo cer cey cez ci- cic cie cii cim cio cir cmc cme cmi cmm cmo cmr cmy co- coc coe coi com coo cor coy coz crc cre cri crm cro crr cry crz cyc cye cym cyo cyr cz- czc cze czm czo ec- ecc ece eci ecm eco ecr eec eee eem eeo eer eey eic eie eii eim eio eir em- emc eme emi emm emo emr eo- eoc eoe eoi eom eoo eor erc ere eri erm ero err ery erz eyc eye eym eyo eyr eze ezo ezr ezz icc ice ici icm ico icr icy icz ie- iec iee iei iem ier iey iic iie iii iim iio iir im- imc ime imi imm imo imy imz io- ioc ioe ioi iom ioo ior ir- irc ire iri irm iro irr iry iyc iye iym iyo iyr iyy ize izi izm izo izy izz m-o m-r mc- mcc mce mci mcm mco mcr mcz mec mee mei mem meo mer mey mez mi- mic mie mii mim mio mir miy miz mmc mme mmi mmm mmo mmr mmz moc moe moi mom moo mor moy moz mrc mre mri mrm mro mrr mry mrz my- myc mye mym myo myr mzi mzm o-i oc- occ oci ocm oco ocr ocz oec oee oei oem oeo oer oey oic oie oii oim oio oir oiz om- omc ome omi omm omo omr omy omz oo- ooc ooi oom ooo oor or- orc ore ori orm oro orr ory orz oye oyi oyo oze ozm ozo ozz rcc rce rci rcm rco rcr re- rec ree rei rem reo rer rey rez ric rie rii rim rio rir riy riz rmc rme rmi rmm rmo rmr roc roe roi rom roo ror roy roz rrc rri rrm rrr ry- ryc rye rym ryo ryr ryy ryz rze rzm rzo rzy ycc yce yci yco ycy yec yee yei yem yeo yer yey yez yie yii yim yio yir yiz ymc yme ymi ymm ymo yoc yoe yoi yom yoo yor yoy yrc yre yro yyc yye yyy yyz yzr yzy zce zco zec zee zem zeo zer zez zie zim zio zir ziz zmc zmm zo- zoc zoe zoi zom zoo zor zro zym zzr zzy zzz