-ic c-- ccc cci ccn ccp ccr ccs ci- cic cii cin cip cir cis cn- cnc cni cnn cnp cnr cns cny cpc cpi cpn cpp cpr cps crc cri crn crp crr crs cry csc csi csn csp csr css csy cyc cyn cyp cyr cys icc ici icn icp icr ics icy iic iii iin iip iir iis in- inc ini inn inp inr ins iny ipc ipi ipn ipp ipr ips ipy ir- irc iri irn irp irr irs iry is- isc isi isn isp isr iss isy iyc iyr iys iyy n-i ncc nci ncn ncp ncr ncs nic nii nin nip nir nis nnc nni nnn nnp nns npc npi npn npp npr nps nrc nri nrn nrp nrr nrs nry nsc nsi nsn nsp nsr nss nsy nyc nyn nyp nys nyy p-p pcc pci pcn pcp pcr pcs pic pii pin pip pir pis pn- pnc pni pnn pnp pnr pns pny ppc ppi ppn ppp ppr pps prc pri prn prp prr prs pry ps- psc psi psn psp psr pss psy py- pyc pyn pyr pys rcc rci rcn rcp rcr rcs ric rii rin rip rir ris riy rnc rni rnn rnp rnr rns rny rpc rpi rpn rpp rpr rps rrc rri rrn rrp rrr rrs rsc rsi rsn rsp rsr rss ry- ryc ryn ryr rys ryy scc sci scn scp scr scs sic sii sin sip sir sis snc sni snn snp snr sns sny spc spi spn spp spr sps spy sr- src sri srn srp srr srs sry ss- ssc ssi ssn ssp ssr sss sy- syc syi syn syp syr sys ycc yci ycp ycs ycy yii yin yip yir yis ynn ynp yns yny yps yrc yrn yrp yrs ysc ysi ysp ysr yss ysy yyc yys yyy