-ic c-- ccc cce ccg cci cco ccs cct ce- cec cee ceg cei ceo ces cet cgc cge cgg cgi cgo cgs cgt ci- cic cie cig cii cio cis cit co- coc coe cog coi coo cos cot csc cse csg csi cso css cst ctc cte ctg cti cto cts ctt ec- ecc ece ecg eci eco ecs ect eec eee eeg eeo ees eet egc ege egg egi ego egs egt eic eie eig eii eio eis eit eo- eoc eoe eog eoi eoo eos eot es- esc ese esg esi eso ess est etc ete etg eti eto ets ett gcc gce gcg gci gco gcs gct ge- gec gee geg gei geo ges get ggc ggg ggi ggo ggs ggt gic gie gig gii gio gis git goc goe gog goi goo gos got gsc gse gsg gsi gso gss gst gtc gte gtg gti gto gts gtt icc ice icg ici ico ics ict ie- iec iee ieg iei ies iet igc ige igg igi igo igs igt iic iie iii iio iis iit io- ioc ioe iog ioi ioo ios iot is- isc ise isg isi iso iss ist itc ite itg iti ito its itt o-i oc- occ ocg oci oco ocs oct oec oee oeg oei oeo oes oet ogc oge ogg ogi ogo ogs ogt oic oie oii oio ois oit oo- ooc oog ooi ooo oos oot os- osc ose osg osi oso oss ost ot- otc ote otg oti oto ots ott scc sce scg sci sco scs sct se- sec see seg sei seo ses set sgc sge sgg sgi sgo sgs sgt sic sie sig sii sio sis sit soc soe sog soi soo sos sot ss- ssc sse ssg ssi sso sss sst stc ste stg sti sto sts stt tcc tce tcg tci tco tcs tct te- tec tee teg tei teo tes tet tgc tge tgg tgi tgo tgs tgt tic tie tig tii tio tis tit to- toc toe tog toi too tos tot tsc tse tsg tsi tso tss tst ttc tte ttg tti tto tts ttt