ddd dde ddf ddm ddn ddo ddt de- ded dee def dem den deo det dfd dfe dff dfm dfn dfo dft dmd dme dmf dmm dmn dmo dmt dnd dne dnf dnm dnn dno dnt dod doe dof dom don doo dot dtd dte dtf dtm dtn dto dtt ed- edd ede edf edm edn edo edt eed eee eef eem een eeo eet ef- efd efe eff efm efo eft em- emd eme emf emm emn emo emt en- end ene enf enm enn eno ent eo- eod eoe eof eom eon eoo eot etd ete etf etm etn eto ett fdd fde fdf fdm fdn fdo fdt fed fee fef fem fen feo fet ffd ffe fff ffm ffn ffo fft fmd fme fmf fmm fmn fmo fmt fnd fne fnf fnm fnn fnt foe fof fom fon foo fot ftd fte ftf ftm ftn fto ftt m-f m-o mdd mde mdf mdm mdn mdo mdt med mee mef mem men meo met mfd mfe mff mfm mfn mfo mft mmd mme mmf mmm mmn mmo mmt mne mnf mnm mnn mno mnt mod moe mof mom mon moo mot mtd mte mtf mtm mtn mto mtt ndd nde ndf ndm ndn ndo ndt ne- ned nee nef nem nen neo net nfd nfe nff nfn nfo nft nmd nme nmm nmn nmo nmt nne nnf nnm nnn nno nnt no- nod noe nof nom non noo not ntd nte ntf ntm ntn nto ntt odd ode odf odm odn odo odt oed oee oef oem oen oeo oet of- ofd ofe off ofm ofn ofo oft om- omd ome omf omm omn omo omt on- ond one onf onn ono ont oo- ood oof oom oon ooo oot ot- otd ote otf otm otn oto ott tdd tde tdf tdm tdn tdo tdt te- ted tee tef tem ten teo tet tfd tfe tff tfm tfn tfo tft tmd tme tmf tmm tmn tmo tmt tnd tne tnf tnm tnn tno tnt to- tod toe tof tom ton too tot ttd tte ttf ttm ttn tto ttt