-ic c-- ccc cci ccm cco ccp ccr ccs ci- cic cii cim cio cip cir cis cmc cmi cmm cmo cmp cmr cms co- coc coi com coo cop cor cos cpc cpi cpm cpo cpp cpr cps crc cri crm cro crp crr crs csc csi csm cso csp csr css icc ici icm ico icp icr ics iic iii iim iio iip iir iis im- imc imi imm imo imp ims io- ioc ioi iom ioo iop ior ios ipc ipi ipm ipo ipp ipr ips ir- irc iri irm iro irp irr irs is- isc isi ism iso isp isr iss m-o m-r mc- mcc mci mcm mco mcp mcr mcs mi- mic mii mim mio mip mir mis mmc mmi mmm mmo mmp mmr mms moc moi mom moo mop mor mos mpc mpi mpm mpo mpp mpr mps mrc mri mrm mro mrp mrr mrs msc msi msm mso msp msr mss o-i oc- occ oci ocm oco ocp ocr ocs oic oii oim oio oip oir ois om- omc omi omm omo omp omr oms oo- ooc ooi oom ooo oop oor oos op- opc opi opm opo opp opr ops or- orc ori orm oro orp orr ors os- osc osi osm oso osp osr oss p-p pcc pci pcm pco pcp pcr pcs pic pii pim pio pip pir pis pmc pmi pmm pmo pmp pmr pms poc poi pom poo pop por pos ppc ppi ppm ppo ppp ppr pps prc pri prm pro prp prr prs ps- psc psi psm pso psp psr pss rcc rci rcm rco rcp rcr rcs ric rii rim rio rip rir ris rmc rmi rmm rmo rmp rmr rms roc roi rom roo rop ror ros rpc rpi rpm rpo rpp rpr rps rrc rri rrm rrp rrr rrs rsc rsi rsm rso rsp rsr rss scc sci scm sco scp scr scs sic sii sim sio sip sir sis smc smi smm smo smp smr sms soc soi som soo sop sor sos spc spi spm spo spp spr sps sr- src sri srm sro srp srr srs ss- ssc ssi ssm sso ssp ssr sss