-ic c-- ccc cci ccm cco ccr ci- cic cii cim cio cir cmc cmi cmm cmo cmr co- coc coi com coo cor crc cri crm cro crr icc ici icm ico icr iic iii iim iio iir im- imc imi imm imo io- ioc ioi iom ioo ior ir- irc iri irm iro irr m-o m-r mc- mcc mci mcm mco mcr mi- mic mii mim mio mir mmc mmi mmm mmo mmr moc moi mom moo mor mrc mri mrm mro mrr o-i oc- occ oci ocm oco ocr oic oii oim oio oir om- omc omi omm omo omr oo- ooc ooi oom ooo oor or- orc ori orm oro orr rcc rci rcm rco rcr ric rii rim rio rir rmc rmi rmm rmo rmr roc roi rom roo ror rrc rri rrm rrr