-ic c-- ccc cce ccg cci ccs cct ce- cec cee ceg cei ces cet cgc cge cgg cgi cgs cgt ci- cic cie cig cii cis cit csc cse csg csi css cst ctc cte ctg cti cts ctt ec- ecc ece ecg eci ecs ect eec eee eeg ees eet egc ege egg egi egs egt eic eie eig eii eis eit es- esc ese esg esi ess est etc ete etg eti ets ett gcc gce gcg gci gcs gct ge- gec gee geg gei ges get ggc ggg ggi ggs ggt gic gie gig gii gis git gsc gse gsg gsi gss gst gtc gte gtg gti gts gtt icc ice icg ici ics ict ie- iec iee ieg iei ies iet igc ige igg igi igs igt iic iie iii iis iit is- isc ise isg isi iss ist itc ite itg iti its itt scc sce scg sci scs sct se- sec see seg sei ses set sgc sge sgg sgi sgs sgt sic sie sig sii sis sit ss- ssc sse ssg ssi sss sst stc ste stg sti sts stt tcc tce tcg tci tcs tct te- tec tee teg tei tes tet tgc tge tgg tgi tgs tgt tic tie tig tii tis tit tsc tse tsg tsi tss tst ttc tte ttg tti tts ttt