-ic c-- ccc ccd cce cci ccn ccp ccs cdc cdd cde cdi cdn cdp cds ce- cec ced cee cei cen cep ces ci- cic cid cie cii cin cip cis cn- cnc cnd cne cni cnn cnp cns cpc cpd cpe cpi cpn cpp cps csc csd cse csi csn csp css dcc dcd dce dci dcn dcp dcs ddc ddd dde ddi ddn ddp dds de- dec ded dee dei den dep des di- dic did die dii din dip dis dnc dnd dne dni dnn dnp dns dpc dpd dpe dpi dpn dpp dps dsc dsd dse dsi dsn dsp dss ec- ecc ecd ece eci ecn ecs ed- edc edd ede edi edn edp eds eec eed eee een eep ees eic eid eie eii ein eip eis en- enc end ene eni enn enp ens ep- epc epd epe epi epn epp eps es- esc esd ese esi esn esp ess i-d icc icd ice ici icn icp ics idc idd ide idi idn idp ids ie- iec ied iee iei ien iep ies iic iid iie iii iin iip iis in- inc ind ine ini inn inp ins ipc ipd ipe ipi ipn ipp ips is- isc isd ise isi isn isp iss n-i ncc ncd nce nci ncn ncp ncs ndc ndd nde ndi ndn ndp nds ne- nec ned nee nei nen nep nes nic nid nie nii nin nip nis nnc nne nni nnn nnp nns npc npd npe npi npn npp nps nsc nsd nse nsi nsn nsp nss p-p pcc pcd pce pci pcn pcp pcs pdc pdd pde pdi pdn pdp pds pec ped pee pei pen pep pes pic pid pie pii pin pip pis pn- pnc pnd pne pni pnn pnp pns ppc ppd ppe ppi ppn ppp pps ps- psc psd pse psi psn psp pss scc scd sce sci scn scp scs sdc sdd sde sdi sdn sdp sds se- sec sed see sei sen sep ses sic sid sie sii sin sip sis snc snd sne sni snn snp sns spc spd spe spi spn spp sps ss- ssc ssd sse ssi ssn ssp sss