-ic c-- ccc cci ccm ccr ccs ci- cic cii cim cir cis cmc cmi cmm cmr cms cmy crc cri crm crr crs cry csc csi csm csr css csy cyc cym cyr cys icc ici icm icr ics icy iic iii iim iir iis im- imc imi imm ims imy ir- irc iri irm irr irs iry is- isc isi ism isr iss isy iyc iym iyr iys iyy m-r mc- mcc mci mcm mcr mcs mi- mic mii mim mir mis miy mmc mmi mmm mmr mms mrc mri mrm mrr mrs mry msc msi msm msr mss msy my- myc mym myr mys rcc rci rcm rcr rcs ric rii rim rir ris riy rmc rmi rmm rmr rms rrc rri rrm rrr rrs rsc rsi rsm rsr rss ry- ryc rym ryr rys ryy scc sci scm scr scs sic sii sim sir sis smc smi smm smr sms smy sr- src sri srm srr srs sry ss- ssc ssi ssm ssr sss sy- syc syi sym syr sys ycc yci ycs ycy yii yim yir yis ymc ymi ymm yms yrc yrs ysc ysi ysm ysr yss ysy yyc yys yyy