ddd dde ddf ddg ddi ddn ddo de- ded dee def deg dei den deo dfd dfe dff dfg dfi dfn dfo dgd dge dgf dgg dgi dgn di- did die dif dig dii din dio dnd dne dnf dng dni dnn dno dod doe dof dog doi don doo ed- edd ede edf edg edi edn edo eed eee eef eeg een eeo ef- efd efe eff efg efi efo egd ege egf egg egi egn ego eid eie eif eig eii ein eio en- end ene enf eng eni enn eno eo- eod eoe eof eog eoi eon eoo fdd fde fdf fdg fdi fdn fdo fed fee fef feg fei fen feo ffd ffe fff ffg ffi ffn ffo fgd fge fgf fgg fgi fgn fid fie fif fig fii fin fnd fne fnf fng fni fnn foe fof fog foi fon foo g-d gdd gde gdf gdi gdn gdo ge- ged gee gef geg gei gen geo gfd gfe gff gfi gfo ggd ggg ggi ggn ggo gid gie gif gig gii gin gio gnd gne gnf gni gnn gno god goe gof gog goi gon goo i-d i-f idd ide idf idg idi idn ido ie- ied iee ief ieg iei ien ifd ife iff ifg ifi ifn ifo igd ige igf igg igi ign igo iid iie iif iii iin iio in- ind ine inf ing ini inn ino io- iod ioe iof iog ioi ion ioo n-i ndd nde ndf ndg ndi ndn ndo ne- ned nee nef neg nei nen neo nfd nfe nff nfi nfn nfo ngd nge ngf ngg ngi ngn ngo nid nie nif nig nii nin nio nne nnf nng nni nnn nno no- nod noe nof nog noi non noo o-i odd ode odf odg odi odn odo oed oee oef oeg oei oen oeo of- ofd ofe off ofg ofi ofn ofo ogd oge ogf ogg ogi ogn ogo oid oie oif oii oin oio on- ond one onf ong oni onn ono oo- ood oof oog ooi oon ooo