-ic c-- ccc ccg cci ccm ccr cgc cgg cgi cgm cgr ci- cic cig cii cim cir cmc cmg cmi cmm cmr crc crg cri crm crr gcc gcg gci gcm gcr ggc ggg ggi ggm ggr gic gig gii gim gir gmc gmg gmi gmm gmr grc grg gri grm grr icc icg ici icm icr igc igg igi igm igr iic iii iim iir im- imc img imi imm ir- irc irg iri irm irr m-r mc- mcc mcg mci mcm mcr mgc mgi mgm mgr mi- mic mig mii mim mir mmc mmg mmi mmm mmr mrc mrg mri mrm mrr rcc rcg rci rcm rcr rgc rgg rgi rgr ric rig rii rim rir rmc rmg rmi rmm rmr rrc rrg rri rrm rrr