-ic c-- ccc ccd cce cci ccm ccp ccs cdc cdd cde cdi cdm cdp cds ce- cec ced cee cei cem cep ces ci- cic cid cie cii cim cip cis cmc cmd cme cmi cmm cmp cms cpc cpd cpe cpi cpm cpp cps csc csd cse csi csm csp css dcc dcd dce dci dcm dcp dcs ddc ddd dde ddi ddm ddp dds de- dec ded dee dei dem dep des di- dic did die dii dim dip dis dmc dmd dme dmi dmm dmp dms dpc dpd dpe dpi dpm dpp dps dsc dsd dse dsi dsm dsp dss ec- ecc ecd ece eci ecm ecs ed- edc edd ede edi edm edp eds eec eed eee eem eep ees eic eid eie eii eim eip eis em- emc emd eme emi emm emp ems ep- epc epd epe epi epm epp eps es- esc esd ese esi esm esp ess i-d icc icd ice ici icm icp ics idc idd ide idi idm idp ids ie- iec ied iee iei iem iep ies iic iid iie iii iim iip iis im- imc imd ime imi imm imp ims ipc ipd ipe ipi ipm ipp ips is- isc isd ise isi ism isp iss mc- mcc mcd mce mci mcm mcp mcs mdc mdd mde mdi mdm mdp mds mec med mee mei mem mep mes mi- mic mid mie mii mim mip mis mmc mmd mme mmi mmm mmp mms mpc mpd mpe mpi mpm mpp mps msc msd mse msi msm msp mss p-p pcc pcd pce pci pcm pcp pcs pdc pdd pde pdi pdm pdp pds pec ped pee pei pem pep pes pic pid pie pii pim pip pis pmc pmd pme pmi pmm pmp pms ppc ppd ppe ppi ppm ppp pps ps- psc psd pse psi psm psp pss scc scd sce sci scm scp scs sdc sdd sde sdi sdm sdp sds se- sec sed see sei sem sep ses sic sid sie sii sim sip sis smc smd sme smi smm smp sms spc spd spe spi spm spp sps ss- ssc ssd sse ssi ssm ssp sss