-ic c-- ccc ccd cce ccf cci cco cct cdc cdd cde cdf cdi cdo cdt ce- cec ced cee cef cei ceo cet cfc cfd cfe cff cfi cfo cft ci- cic cid cie cif cii cio cit co- coc cod coe cof coi coo cot ctc ctd cte ctf cti cto ctt dcc dcd dce dcf dci dco dct ddc ddd dde ddf ddi ddo ddt de- dec ded dee def dei deo det dfc dfd dfe dff dfi dfo dft di- dic did die dif dii dio dit doc dod doe dof doi doo dot dtc dtd dte dtf dti dto dtt ec- ecc ecd ece ecf eci eco ect ed- edc edd ede edf edi edo edt eec eed eee eef eeo eet ef- efc efd efe eff efi efo eft eic eid eie eif eii eio eit eo- eoc eod eoe eof eoi eoo eot etc etd ete etf eti eto ett fcc fcd fce fcf fci fco fct fdc fdd fde fdf fdi fdo fdt fec fed fee fef fei feo fet ffc ffd ffe fff ffi ffo fft fic fid fie fif fii fit foc foe fof foi foo fot ftc ftd fte ftf fti fto ftt i-d i-f icc icd ice icf ici ico ict idc idd ide idf idi ido idt ie- iec ied iee ief iei iet ifc ifd ife iff ifi ifo ift iic iid iie iif iii iio iit io- ioc iod ioe iof ioi ioo iot itc itd ite itf iti ito itt o-i oc- occ ocd ocf oci oco oct odc odd ode odf odi odo odt oec oed oee oef oei oeo oet of- ofc ofd ofe off ofi ofo oft oic oid oie oif oii oio oit oo- ooc ood oof ooi ooo oot ot- otc otd ote otf oti oto ott tcc tcd tce tcf tci tco tct tdc tdd tde tdf tdi tdo tdt te- tec ted tee tef tei teo tet tfc tfd tfe tff tfi tfo tft tic tid tie tif tii tio tit to- toc tod toe tof toi too tot ttc ttd tte ttf tti tto ttt