-ic c-- ccc ccd cce ccf cci cco ccs cct cdc cdd cde cdf cdi cdo cds cdt ce- cec ced cee cef cei ceo ces cet cfc cfd cfe cff cfi cfo cfs cft ci- cic cid cie cif cii cio cis cit co- coc cod coe cof coi coo cos cot csc csd cse csf csi cso css cst ctc ctd cte ctf cti cto cts ctt dcc dcd dce dcf dci dco dcs dct ddc ddd dde ddf ddi ddo dds ddt de- dec ded dee def dei deo des det dfc dfd dfe dff dfi dfo dfs dft di- dic did die dif dii dio dis dit doc dod doe dof doi doo dos dot dsc dsd dse dsf dsi dso dss dst dtc dtd dte dtf dti dto dts dtt ec- ecc ecd ece ecf eci eco ecs ect ed- edc edd ede edf edi edo eds edt eec eed eee eef eeo ees eet ef- efc efd efe eff efi efo efs eft eic eid eie eif eii eio eis eit eo- eoc eod eoe eof eoi eoo eos eot es- esc esd ese esf esi eso ess est etc etd ete etf eti eto ets ett fcc fcd fce fcf fci fco fcs fct fdc fdd fde fdf fdi fdo fds fdt fec fed fee fef fei feo fes fet ffc ffd ffe fff ffi ffo ffs fft fic fid fie fif fii fis fit foc foe fof foi foo fos fot fsc fsd fse fsf fsi fso fss fst ftc ftd fte ftf fti fto fts ftt i-d i-f icc icd ice icf ici ico ics ict idc idd ide idf idi ido ids idt ie- iec ied iee ief iei ies iet ifc ifd ife iff ifi ifo ifs ift iic iid iie iif iii iio iis iit io- ioc iod ioe iof ioi ioo ios iot is- isc isd ise isf isi iso iss ist itc itd ite itf iti ito its itt o-i oc- occ ocd ocf oci oco ocs oct odc odd ode odf odi odo ods odt oec oed oee oef oei oeo oes oet of- ofc ofd ofe off ofi ofo ofs oft oic oid oie oif oii oio ois oit oo- ooc ood oof ooi ooo oos oot os- osc osd ose osf osi oso oss ost ot- otc otd ote otf oti oto ots ott scc scd sce scf sci sco scs sct sdc sdd sde sdf sdi sdo sds sdt se- sec sed see sef sei seo ses set sfc sfd sfe sff sfi sfo sfs sft sic sid sie sif sii sio sis sit soc sod soe sof soi soo sos sot ss- ssc ssd sse ssf ssi sso sss sst stc std ste stf sti sto sts stt tcc tcd tce tcf tci tco tcs tct tdc tdd tde tdf tdi tdo tds tdt te- tec ted tee tef tei teo tes tet tfc tfd tfe tff tfi tfo tfs tft tic tid tie tif tii tio tis tit to- toc tod toe tof toi too tos tot tsc tsd tse tsf tsi tso tss tst ttc ttd tte ttf tti tto tts ttt