-ic c-- ccc ccf ccg cci cco cct cfc cff cfg cfi cfo cft cgc cgg cgi cgo cgt cgy ci- cic cif cig cii cio cit co- coc cof cog coi coo cot coy ctc ctf ctg cti cto ctt cty cyc cyf cyg cyo cyt fcc fcf fcg fci fco fct fcy ffc fff ffg ffi ffo fft ffy fgc fgf fgg fgi fgt fic fif fig fii fit foc fof fog foi foo fot foy ftc ftf ftg fti fto ftt fty fy- fyc fyi fyo gcc gcf gcg gci gco gct gfc gff gfi gfo gft gfy ggc ggg ggi ggo ggt gic gif gig gii gio git giy goc gof gog goi goo got goy gtc gtf gtg gti gto gtt gty gy- gyf gyo i-f icc icf icg ici ico ict icy ifc iff ifg ifi ifo ift ify igc igf igg igi igo igt igy iic iif iii iio iit io- ioc iof iog ioi ioo iot itc itf itg iti ito itt ity iyc iyo iyt iyy o-i oc- occ ocf ocg oci oco oct of- ofc off ofg ofi ofo oft ogc ogf ogg ogi ogo ogt ogy oic oif oii oio oit oo- ooc oof oog ooi ooo oot ot- otc otf otg oti oto ott oyi oyo tcc tcf tcg tci tco tct tfc tff tfg tfi tfo tft tgc tgf tgg tgi tgo tgt tgy tic tif tig tii tio tit tiy to- toc tof tog toi too tot toy ttc ttf ttg tti tto ttt tty tyc tyf tyg tyo tyt ycc ycf yci yco ycy yfc yff yft ygc ygo yif yig yii yio yit yoc yof yog yoi yoo yot yoy ytc ytf yto ytt yyc yyf yyg yyt yyy