ddd dde ddf ddg ddi ddn ddo ddp dds de- ded dee def deg dei den deo dep des dfd dfe dff dfg dfi dfn dfo dfp dfs dgd dge dgf dgg dgi dgn dgp dgs di- did die dif dig dii din dio dip dis dnd dne dnf dng dni dnn dno dnp dns dod doe dof dog doi don doo dop dos dpd dpe dpf dpg dpi dpn dpo dpp dps dsd dse dsf dsg dsi dsn dso dsp dss ed- edd ede edf edg edi edn edo edp eds eed eee eef eeg een eeo eep ees ef- efd efe eff efg efi efo efp efs egd ege egf egg egi egn ego egp egs eid eie eif eig eii ein eio eip eis en- end ene enf eng eni enn eno enp ens eo- eod eoe eof eog eoi eon eoo eop eos ep- epd epe epf epg epi epn epo epp eps es- esd ese esf esg esi esn eso esp ess fdd fde fdf fdg fdi fdn fdo fdp fds fed fee fef feg fei fen feo fep fes ffd ffe fff ffg ffi ffn ffo ffp ffs fgd fge fgf fgg fgi fgn fgp fgs fid fie fif fig fii fin fip fis fnd fne fnf fng fni fnn fnp fns foe fof fog foi fon foo fop fos fpd fpe fpg fpi fpn fpo fpp fps fsd fse fsf fsg fsi fsn fso fsp fss g-d g-p gdd gde gdf gdi gdn gdo gdp gds ge- ged gee gef geg gei gen geo gep ges gfd gfe gff gfi gfo gfp gfs ggd ggg ggi ggn ggo ggp ggs gid gie gif gig gii gin gio gip gis gnd gne gnf gni gnn gno gnp gns god goe gof gog goi gon goo gop gos gpd gpe gpf gpg gpi gpn gpo gpp gps gsd gse gsf gsg gsi gsn gso gsp gss i-d i-f idd ide idf idg idi idn ido idp ids ie- ied iee ief ieg iei ien iep ies ifd ife iff ifg ifi ifn ifo ifp ifs igd ige igf igg igi ign igo igp igs iid iie iif iii iin iio iip iis in- ind ine inf ing ini inn ino inp ins io- iod ioe iof iog ioi ion ioo iop ios ipd ipe ipf ipg ipi ipn ipo ipp ips is- isd ise isf isg isi isn iso isp iss n-i ndd nde ndf ndg ndi ndn ndo ndp nds ne- ned nee nef neg nei nen neo nep nes nfd nfe nff nfi nfn nfo nfp nfs ngd nge ngf ngg ngi ngn ngo ngp ngs nid nie nif nig nii nin nio nip nis nne nnf nng nni nnn nno nnp nns no- nod noe nof nog noi non noo nop nos npd npe npf npg npi npn npo npp nps nsd nse nsf nsg nsi nsn nso nsp nss o-i odd ode odf odg odi odn odo odp ods oed oee oef oeg oei oen oeo oep oes of- ofd ofe off ofg ofi ofn ofo ofp ofs ogd oge ogf ogg ogi ogn ogo ogp ogs oid oie oif oii oin oio oip ois on- ond one onf ong oni onn ono onp ons oo- ood oof oog ooi oon ooo oop oos op- opd ope opf opg opi opn opo opp ops os- osd ose osf osg osi osn oso osp oss p-p pdd pde pdf pdg pdi pdn pdo pdp pds ped pee pef peg pei pen peo pep pes pfd pfe pff pfg pfi pfn pfo pfp pfs pgd pge pgf pgg pgi pgn pgo pgp pgs pid pie pif pig pii pin pio pip pis pn- pnd pne pnf png pni pnn pno pnp pns pod poe pof pog poi pon poo pop pos ppd ppe ppf ppg ppi ppn ppo ppp pps ps- psd pse psf psg psi psn pso psp pss sdd sde sdf sdg sdi sdn sdo sdp sds se- sed see sef seg sei sen seo sep ses sfd sfe sff sfg sfi sfn sfo sfp sfs sgd sge sgf sgg sgi sgn sgo sgp sgs sid sie sif sig sii sin sio sip sis snd sne snf sng sni snn sno snp sns sod soe sof sog soi son soo sop sos spd spe spf spg spi spn spo spp sps ss- ssd sse ssf ssg ssi ssn sso ssp sss