ddd ddf ddi ddk ddn ddo ddr dds ddt dfd dff dfi dfk dfn dfo dfr dfs dft di- did dif dii dik din dio dir dis dit dki dkk dko dkr dks dkt dnd dnf dni dnk dnn dno dnr dns dnt dod dof doi dok don doo dor dos dot drd dri drk drn dro drr drs drt dsd dsf dsi dsk dsn dso dsr dss dst dtd dtf dti dtk dtn dto dtr dts dtt fdd fdf fdi fdk fdn fdo fdr fds fdt ffd fff ffi ffk ffn ffo ffr ffs fft fid fif fii fik fin fir fis fit fkf fki fkk fkt fnd fnf fni fnk fnn fnr fns fnt fof foi fok fon foo for fos fot frd frf fri frk frn fro frr frs frt fsd fsf fsi fsk fsn fso fsr fss fst ftd ftf fti ftk ftn fto ftr fts ftt i-d i-f idd idf idi idk idn ido idr ids idt ifd iff ifi ifn ifo ifr ifs ift iid iif iii iin iio iir iis iit ikf iki ikk iko ikr iks ikt in- ind inf ini ink inn ino inr ins int io- iod iof ioi ion ioo ior ios iot ir- ird irf iri irk irn iro irr irs irt is- isd isf isi isk isn iso isr iss ist itd itf iti itk itn ito its itt k-t kdf kdk kdo kdr kds kdt kfd kff kfi kfo kfs kid kif kii kik kin kio kir kis kit kki kkk kkn kkr kks kkt kn- knd knf kni knk knn kno knr knt kod kof koi kok kon koo kor kos kot krd krf kri krk krn kro krr krs krt ksd ksf ksi ksk ksn kso ksr kss kst ktf ktk ktn kto ktr kts ktt n-i ndd ndf ndi ndk ndn ndo ndr nds ndt nfd nff nfi nfk nfn nfo nfr nfs nft nid nif nii nik nin nio nir nis nit nkf nki nkk nkn nko nkr nks nkt nnf nni nnk nnn nno nns nnt no- nod nof noi nok non noo nor nos not nrd nrf nri nrk nrn nro nrr nrs nrt nsd nsf nsi nsk nsn nso nsr nss nst ntd ntf nti ntk ntn nto ntr nts ntt o-i odd odf odi odn odo odr ods odt of- ofd off ofi ofn ofo ofr ofs oft oid oif oii oik oin oio oir ois oit okd oki okk oko okr oks on- ond onf oni onk onn ono onr ons ont oo- ood oof ooi ook oon ooo oor oos oot or- ord orf ori ork orn oro orr ors ort os- osd osf osi osk osn oso osr oss ost ot- otd otf oti otk otn oto otr ots ott rdd rdf rdi rdn rdo rdr rds rdt rfd rff rfi rfk rfn rfo rfr rfs rft rid rif rii rik rin rio rir ris rit rkf rkk rko rks rkt rnd rni rnn rno rnr rns rnt rod rof roi rok ron roo ror ros rot rrd rrf rri rrk rrn rrr rrs rrt rsd rsf rsi rsk rsn rso rsr rss rst rtd rtf rti rtk rtn rto rtr rts rtt sdd sdf sdi sdk sdn sdo sdr sds sdt sfd sff sfi sfk sfn sfo sfr sfs sft sid sif sii sik sin sio sir sis sit sk- skd skf ski skk sko skr sks skt snd snf sni snk snn sno snr sns snt sod sof soi sok son soo sor sos sot sr- srd srf sri srk srn sro srr srs srt ss- ssd ssf ssi ssk ssn sso ssr sss sst std stf sti stk stn sto str sts stt tdd tdf tdi tdk tdn tdo tdr tds tdt tfd tff tfi tfk tfn tfo tfr tfs tft tid tif tii tik tin tio tir tis tit tkk tko tkr tks tkt tnd tnf tni tnk tnn tno tnr tns tnt to- tod tof toi tok ton too tor tos tot trd trf tri trk trn tro trr trs trt tsd tsf tsi tsk tsn tso tsr tss tst ttd ttf tti ttk ttn tto ttr tts ttt