-ic c-- ccc cci ccn ccr ccs ci- cic cii cin cir cis cn- cnc cni cnn cnr cns cny crc cri crn crr crs cry csc csi csn csr css csy cyc cyn cyr cys icc ici icn icr ics icy iic iii iin iir iis in- inc ini inn inr ins iny ir- irc iri irn irr irs iry is- isc isi isn isr iss isy iyc iyr iys iyy n-i ncc nci ncn ncr ncs nic nii nin nir nis nnc nni nnn nns nrc nri nrn nrr nrs nry nsc nsi nsn nsr nss nsy nyc nyn nys nyy rcc rci rcn rcr rcs ric rii rin rir ris riy rnc rni rnn rnr rns rny rrc rri rrn rrr rrs rsc rsi rsn rsr rss ry- ryc ryn ryr rys ryy scc sci scn scr scs sic sii sin sir sis snc sni snn snr sns sny sr- src sri srn srr srs sry ss- ssc ssi ssn ssr sss sy- syc syi syn syr sys ycc yci ycs ycy yii yin yir yis ynn yns yny yrc yrn yrs ysc ysi ysr yss ysy yyc yys yyy