-ic c-- ccc cce ccf ccg cci cco ce- cec cee cef ceg cei ceo cfc cfe cff cfg cfi cfo cgc cge cgg cgi cgo ci- cic cie cif cig cii cio co- coc coe cof cog coi coo ec- ecc ece ecf ecg eci eco eec eee eef eeg eeo ef- efc efe eff efg efi efo egc ege egf egg egi ego eic eie eif eig eii eio eo- eoc eoe eof eog eoi eoo fcc fce fcf fcg fci fco fec fee fef feg fei feo ffc ffe fff ffg ffi ffo fgc fge fgf fgg fgi fic fie fif fig fii foc foe fof fog foi foo gcc gce gcf gcg gci gco ge- gec gee gef geg gei geo gfc gfe gff gfi gfo ggc ggg ggi ggo gic gie gif gig gii gio goc goe gof gog goi goo i-f icc ice icf icg ici ico ie- iec iee ief ieg iei ifc ife iff ifg ifi ifo igc ige igf igg igi igo iic iie iif iii iio io- ioc ioe iof iog ioi ioo o-i oc- occ ocf ocg oci oco oec oee oef oeg oei oeo of- ofc ofe off ofg ofi ofo ogc oge ogf ogg ogi ogo oic oie oif oii oio oo- ooc oof oog ooi ooo