-ic c-- ccc ccf cci ccr ccs ccv cfc cff cfi cfr cfs cfv ci- cic cif cii cir cis civ crc crf cri crr crs crv csc csf csi csr css csv cvc cvf cvi cvr cvs cvv fcc fcf fci fcr fcs fcv ffc fff ffi ffr ffs ffv fic fif fii fir fis frc frf fri frr frs fsc fsf fsi fsr fss fsv fvc i-f i-v icc icf ici icr ics icv ifc iff ifi ifr ifs iic iif iii iir iis ir- irc irf iri irr irs irv is- isc isf isi isr iss isv ivc ivf ivi ivr ivs ivv rcc rcf rci rcr rcs rcv rfc rff rfi rfr rfs rfv ric rif rii rir ris riv rrc rrf rri rrr rrs rsc rsf rsi rsr rss rsv rvc rvf rvi rvr rvs rvv scc scf sci scr scs scv sfc sff sfi sfr sfs sfv sic sif sii sir sis siv sr- src srf sri srr srs srv ss- ssc ssf ssi ssr sss ssv svc svf svi svr svs svv vcc vcf vci vcr vcs vfc vff vfi vfr vfs vfv vi- vic vif vii vir vis viv vrc vrf vri vrr vrs vsc vsf vsi vsr vss vsv vvc vvi vvr vvs vvv