ddd dde ddf ddg ddi ddk ddn de- ded dee def deg dei dek den dfd dfe dff dfg dfi dfk dfn dgd dge dgf dgg dgi dgk dgn di- did die dif dig dii dik din dke dkg dki dkk dnd dne dnf dng dni dnk dnn ed- edd ede edf edg edi edk edn eed eee eef eeg eek een ef- efd efe eff efg efi egd ege egf egg egi egn eid eie eif eig eii eik ein ekd eke ekf ekg eki en- end ene enf eng eni enk enn fdd fde fdf fdg fdi fdk fdn fed fee fef feg fei fek fen ffd ffe fff ffg ffi ffk ffn fgd fge fgf fgg fgi fgn fid fie fif fig fii fik fin fkf fkg fki fkk fnd fne fnf fng fni fnk fnn g-d gdd gde gdf gdi gdk gdn ge- ged gee gef geg gei gek gen gfd gfe gff gfi gfk ggd ggg ggi ggn gid gie gif gig gii gik gin gkd gkn gnd gne gnf gni gnn i-d i-f idd ide idf idg idi idk idn ie- ied iee ief ieg iei iek ien ifd ife iff ifg ifi ifn igd ige igf igg igi igk ign iid iie iif iii iin ike ikf iki ikk in- ind ine inf ing ini ink inn kde kdf kdg kdk ke- ked kee kef keg kei kek ken kfd kff kfg kfi kgd kgf kgi kid kie kif kig kii kik kin kke kki kkk kkn kn- knd kne knf kng kni knk knn n-i ndd nde ndf ndg ndi ndk ndn ne- ned nee nef neg nei nek nen nfd nfe nff nfi nfk nfn ngd nge ngf ngg ngi ngk ngn nid nie nif nig nii nik nin nke nkf nki nkk nkn nne nnf nng nni nnk nnn