-ic c-- ccc cci cck ccm ccr ccs ci- cic cii cik cim cir cis ckc cki ckm cks cky cmc cmi cmk cmm cmr cms cmy crc cri crk crm crr crs cry csc csi csk csm csr css csy cyc cyk cym cyr cys icc ici ick icm icr ics icy iic iii iim iir iis ikc iki ikk ikr iks im- imc imi imm ims imy ir- irc iri irk irm irr irs iry is- isc isi isk ism isr iss isy iyc iym iyr iys iyy kcc kci kck kcm kcr kcs kic kii kik kim kir kis kkc kki kkk kkm kkr kks kky kmc kmi kmk kmm kms krc kri krk krr krs kry ksc ksi ksk ksm ksr kss kyc kym kyr kys m-r mc- mcc mci mck mcm mcr mcs mi- mic mii mik mim mir mis miy mkc mkk mkm mkr mks mky mmc mmi mmk mmm mmr mms mrc mri mrk mrm mrr mrs mry msc msi msk msm msr mss msy my- myc myk mym myr mys rcc rci rcm rcr rcs ric rii rik rim rir ris riy rkc rkk rkm rks rky rmc rmi rmm rmr rms rrc rri rrk rrm rrr rrs rsc rsi rsk rsm rsr rss ry- ryc ryk rym ryr rys ryy scc sci sck scm scr scs sic sii sik sim sir sis sk- skc ski skk skm skr sks sky smc smi smk smm smr sms smy sr- src sri srk srm srr srs sry ss- ssc ssi ssk ssm ssr sss sy- syc syi syk sym syr sys ycc yci ycs ycy yii yim yir yis yki ykk ykm ymc ymi ymm yms yrc yrs ysc ysi ysk ysm ysr yss ysy yyc yys yyy