-ic c-- ccc ccd cci ccl ccn ccs cdc cdd cdi cdl cdn cds ci- cic cid cii cil cin cis cl- clc cld cli cll cln cls cn- cnc cnd cni cnl cnn cns csc csd csi csl csn css dcc dcd dci dcl dcn dcs ddc ddd ddi ddl ddn dds di- dic did dii dil din dis dl- dlc dld dli dll dls dnc dnd dni dnl dnn dns dsc dsd dsi dsl dsn dss i-d icc icd ici icl icn ics idc idd idi idl idn ids iic iid iii iil iin iis il- ilc ild ili ill iln ils in- inc ind ini inl inn ins is- isc isd isi isl isn iss lcc lcd lci lcl lcn lcs ldc ldd ldi ldl ldn lds lic lid lii lil lin lis llc lld lli lll lln lls lnc lnd lni lnl lnn lns lsc lsd lsi lsl lsn lss n-i ncc ncd nci ncl ncn ncs ndc ndd ndi ndl ndn nds nic nid nii nil nin nis nlc nld nli nll nln nls nnc nni nnl nnn nns nsc nsd nsi nsl nsn nss scc scd sci scl scn scs sdc sdd sdi sdl sdn sds sic sid sii sil sin sis slc sld sli sll sln sls snc snd sni snl snn sns ss- ssc ssd ssi ssl ssn sss