ddd ddf ddg ddi ddk ddn ddo ddr dds dfd dff dfg dfi dfk dfn dfo dfr dfs dgd dgf dgg dgi dgk dgn dgr dgs di- did dif dig dii dik din dio dir dis dkg dki dkk dko dkr dks dnd dnf dng dni dnk dnn dno dnr dns dod dof dog doi dok don doo dor dos drd drg dri drk drn dro drr drs dsd dsf dsg dsi dsk dsn dso dsr dss fdd fdf fdg fdi fdk fdn fdo fdr fds ffd fff ffg ffi ffk ffn ffo ffr ffs fgd fgf fgg fgi fgn fgr fgs fid fif fig fii fik fin fir fis fkf fkg fki fkk fnd fnf fng fni fnk fnn fnr fns fof fog foi fok fon foo for fos frd frf frg fri frk frn fro frr frs fsd fsf fsg fsi fsk fsn fso fsr fss g-d gdd gdf gdi gdk gdn gdo gdr gds gfd gff gfi gfk gfo gfr gfs ggd ggg ggi ggn ggo ggr ggs gid gif gig gii gik gin gio gir gis gkd gkn gko gks gnd gnf gni gnn gno gnr gns god gof gog goi gok gon goo gor gos grd grf grg gri grk grn gro grr grs gsd gsf gsg gsi gsk gsn gso gsr gss i-d i-f idd idf idg idi idk idn ido idr ids ifd iff ifg ifi ifn ifo ifr ifs igd igf igg igi igk ign igo igr igs iid iif iii iin iio iir iis ikf iki ikk iko ikr iks in- ind inf ing ini ink inn ino inr ins io- iod iof iog ioi ion ioo ior ios ir- ird irf irg iri irk irn iro irr irs is- isd isf isg isi isk isn iso isr iss kdf kdg kdk kdo kdr kds kfd kff kfg kfi kfo kfs kgd kgf kgi kgo kgs kid kif kig kii kik kin kio kir kis kki kkk kkn kkr kks kn- knd knf kng kni knk knn kno knr kod kof kog koi kok kon koo kor kos krd krf krg kri krk krn kro krr krs ksd ksf ksg ksi ksk ksn kso ksr kss n-i ndd ndf ndg ndi ndk ndn ndo ndr nds nfd nff nfi nfk nfn nfo nfr nfs ngd ngf ngg ngi ngk ngn ngo ngs nid nif nig nii nik nin nio nir nis nkf nki nkk nkn nko nkr nks nnf nng nni nnk nnn nno nns no- nod nof nog noi nok non noo nor nos nrd nrf nrg nri nrk nrn nro nrr nrs nsd nsf nsg nsi nsk nsn nso nsr nss o-i odd odf odg odi odn odo odr ods of- ofd off ofg ofi ofn ofo ofr ofs ogd ogf ogg ogi ogn ogo ogs oid oif oii oik oin oio oir ois okd okg oki okk oko okr oks on- ond onf ong oni onk onn ono onr ons oo- ood oof oog ooi ook oon ooo oor oos or- ord orf org ori ork orn oro orr ors os- osd osf osg osi osk osn oso osr oss rdd rdf rdg rdi rdn rdo rdr rds rfd rff rfg rfi rfk rfn rfo rfr rfs rgd rgf rgg rgi rgk rgn rgo rgr rgs rid rif rig rii rik rin rio rir ris rkf rkg rkk rko rks rnd rng rni rnn rno rnr rns rod rof rog roi rok ron roo ror ros rrd rrf rrg rri rrk rrn rrr rrs rsd rsf rsg rsi rsk rsn rso rsr rss sdd sdf sdg sdi sdk sdn sdo sdr sds sfd sff sfg sfi sfk sfn sfo sfr sfs sgd sgf sgg sgi sgk sgn sgo sgr sgs sid sif sig sii sik sin sio sir sis sk- skd skf skg ski skk sko skr sks snd snf sng sni snk snn sno snr sns sod sof sog soi sok son soo sor sos sr- srd srf srg sri srk srn sro srr srs ss- ssd ssf ssg ssi ssk ssn sso ssr sss