-ic c-- ccc cce cci ccs cct ce- cec cee cei ces cet ci- cic cie cii cis cit csc cse csi css cst ctc cte cti cts ctt ec- ecc ece eci ecs ect eec eee ees eet eic eie eii eis eit es- esc ese esi ess est etc ete eti ets ett icc ice ici ics ict ie- iec iee iei ies iet iic iie iii iis iit is- isc ise isi iss ist itc ite iti its itt scc sce sci scs sct se- sec see sei ses set sic sie sii sis sit ss- ssc sse ssi sss sst stc ste sti sts stt tcc tce tci tcs tct te- tec tee tei tes tet tic tie tii tis tit tsc tse tsi tss tst ttc tte tti tts ttt