-ic c-- ccc ccg cci cco cct cgc cgg cgi cgo cgt cgy ci- cic cig cii cio cit co- coc cog coi coo cot coy ctc ctg cti cto ctt cty cyc cyg cyo cyt gcc gcg gci gco gct ggc ggg ggi ggo ggt gic gig gii gio git giy goc gog goi goo got goy gtc gtg gti gto gtt gty gy- gyo icc icg ici ico ict icy igc igg igi igo igt igy iic iii iio iit io- ioc iog ioi ioo iot itc itg iti ito itt ity iyc iyo iyt iyy o-i oc- occ ocg oci oco oct ogc ogg ogi ogo ogt ogy oic oii oio oit oo- ooc oog ooi ooo oot ot- otc otg oti oto ott oyi oyo tcc tcg tci tco tct tgc tgg tgi tgo tgt tgy tic tig tii tio tit tiy to- toc tog toi too tot toy ttc ttg tti tto ttt tty tyc tyg tyo tyt ycc yci yco ycy ygc ygo yig yii yio yit yoc yog yoi yoo yot yoy ytc yto ytt yyc yyg yyt yyy