ddd dde ddf ddi ddo ddp ddt de- ded dee def dei deo dep det dfd dfe dff dfi dfo dfp dft di- did die dif dii dio dip dit dod doe dof doi doo dop dot dpd dpe dpf dpi dpo dpp dpt dtd dte dtf dti dto dtp dtt ed- edd ede edf edi edo edp edt eed eee eef eeo eep eet ef- efd efe eff efi efo efp eft eid eie eif eii eio eip eit eo- eod eoe eof eoi eoo eop eot ep- epd epe epf epi epo epp ept etd ete etf eti eto etp ett fdd fde fdf fdi fdo fdp fdt fed fee fef fei feo fep fet ffd ffe fff ffi ffo ffp fft fid fie fif fii fip fit foe fof foi foo fop fot fpd fpe fpi fpo fpp fpt ftd fte ftf fti fto ftp ftt i-d i-f idd ide idf idi ido idp idt ie- ied iee ief iei iep iet ifd ife iff ifi ifo ifp ift iid iie iif iii iio iip iit io- iod ioe iof ioi ioo iop iot ipd ipe ipf ipi ipo ipp ipt itd ite itf iti ito itp itt o-i odd ode odf odi odo odp odt oed oee oef oei oeo oep oet of- ofd ofe off ofi ofo ofp oft oid oie oif oii oio oip oit oo- ood oof ooi ooo oop oot op- opd ope opf opi opo opp opt ot- otd ote otf oti oto otp ott p-p pdd pde pdf pdi pdo pdp pdt ped pee pef pei peo pep pet pfd pfe pff pfi pfo pfp pft pid pie pif pii pio pip pit pod poe pof poi poo pop pot ppd ppe ppf ppi ppo ppp ppt pt- ptd pte ptf pti pto ptp ptt tdd tde tdf tdi tdo tdp tdt te- ted tee tef tei teo tep tet tfd tfe tff tfi tfo tfp tft tid tie tif tii tio tip tit to- tod toe tof toi too top tot tpd tpe tpf tpi tpo tpp tpt ttd tte ttf tti tto ttp ttt