-ic c-- ccc ccd cci ccn ccs cct cdc cdd cdi cdn cds cdt ci- cic cid cii cin cis cit cn- cnc cnd cni cnn cns cnt csc csd csi csn css cst ctc ctd cti ctn cts ctt dcc dcd dci dcn dcs dct ddc ddd ddi ddn dds ddt di- dic did dii din dis dit dnc dnd dni dnn dns dnt dsc dsd dsi dsn dss dst dtc dtd dti dtn dts dtt i-d icc icd ici icn ics ict idc idd idi idn ids idt iic iid iii iin iis iit in- inc ind ini inn ins int is- isc isd isi isn iss ist itc itd iti itn its itt n-i ncc ncd nci ncn ncs nct ndc ndd ndi ndn nds ndt nic nid nii nin nis nit nnc nni nnn nns nnt nsc nsd nsi nsn nss nst ntc ntd nti ntn nts ntt scc scd sci scn scs sct sdc sdd sdi sdn sds sdt sic sid sii sin sis sit snc snd sni snn sns snt ss- ssc ssd ssi ssn sss sst stc std sti stn sts stt tcc tcd tci tcn tcs tct tdc tdd tdi tdn tds tdt tic tid tii tin tis tit tnc tnd tni tnn tns tnt tsc tsd tsi tsn tss tst ttc ttd tti ttn tts ttt