-ic c-- ccc ccd cce ccf cci ccm ccp ccs cdc cdd cde cdf cdi cdm cdp cds ce- cec ced cee cef cei cem cep ces cfc cfd cfe cff cfi cfm cfp cfs ci- cic cid cie cif cii cim cip cis cmc cmd cme cmf cmi cmm cmp cms cpc cpd cpe cpf cpi cpm cpp cps csc csd cse csf csi csm csp css dcc dcd dce dcf dci dcm dcp dcs ddc ddd dde ddf ddi ddm ddp dds de- dec ded dee def dei dem dep des dfc dfd dfe dff dfi dfm dfp dfs di- dic did die dif dii dim dip dis dmc dmd dme dmf dmi dmm dmp dms dpc dpd dpe dpf dpi dpm dpp dps dsc dsd dse dsf dsi dsm dsp dss ec- ecc ecd ece ecf eci ecm ecs ed- edc edd ede edf edi edm edp eds eec eed eee eef eem eep ees ef- efc efd efe eff efi efm efp efs eic eid eie eif eii eim eip eis em- emc emd eme emf emi emm emp ems ep- epc epd epe epf epi epm epp eps es- esc esd ese esf esi esm esp ess fcc fcd fce fcf fci fcm fcp fcs fdc fdd fde fdf fdi fdm fdp fds fec fed fee fef fei fem fep fes ffc ffd ffe fff ffi ffm ffp ffs fic fid fie fif fii fim fip fis fmc fmd fme fmf fmi fmm fmp fms fpc fpd fpe fpi fpm fpp fps fsc fsd fse fsf fsi fsm fsp fss i-d i-f icc icd ice icf ici icm icp ics idc idd ide idf idi idm idp ids ie- iec ied iee ief iei iem iep ies ifc ifd ife iff ifi ifm ifp ifs iic iid iie iif iii iim iip iis im- imc imd ime imf imi imm imp ims ipc ipd ipe ipf ipi ipm ipp ips is- isc isd ise isf isi ism isp iss m-f mc- mcc mcd mce mcf mci mcm mcp mcs mdc mdd mde mdf mdi mdm mdp mds mec med mee mef mei mem mep mes mfc mfd mfe mff mfi mfm mfp mfs mi- mic mid mie mif mii mim mip mis mmc mmd mme mmf mmi mmm mmp mms mpc mpd mpe mpf mpi mpm mpp mps msc msd mse msf msi msm msp mss p-p pcc pcd pce pcf pci pcm pcp pcs pdc pdd pde pdf pdi pdm pdp pds pec ped pee pef pei pem pep pes pfc pfd pfe pff pfi pfm pfp pfs pic pid pie pif pii pim pip pis pmc pmd pme pmf pmi pmm pmp pms ppc ppd ppe ppf ppi ppm ppp pps ps- psc psd pse psf psi psm psp pss scc scd sce scf sci scm scp scs sdc sdd sde sdf sdi sdm sdp sds se- sec sed see sef sei sem sep ses sfc sfd sfe sff sfi sfm sfp sfs sic sid sie sif sii sim sip sis smc smd sme smf smi smm smp sms spc spd spe spf spi spm spp sps ss- ssc ssd sse ssf ssi ssm ssp sss