-ic c-- ccc ccf cci ccm ccr cfc cff cfi cfm cfr ci- cic cif cii cim cir cmc cmf cmi cmm cmr crc crf cri crm crr fcc fcf fci fcm fcr ffc fff ffi ffm ffr fic fif fii fim fir fmc fmf fmi fmm fmr frc frf fri frm frr i-f icc icf ici icm icr ifc iff ifi ifm ifr iic iif iii iim iir im- imc imf imi imm ir- irc irf iri irm irr m-f m-r mc- mcc mcf mci mcm mcr mfc mff mfi mfm mfr mi- mic mif mii mim mir mmc mmf mmi mmm mmr mrc mrf mri mrm mrr rcc rcf rci rcm rcr rfc rff rfi rfm rfr ric rif rii rim rir rmc rmf rmi rmm rmr rrc rrf rri rrm rrr