ddd ddf ddi ddn ddo ddp dds ddt dfd dff dfi dfn dfo dfp dfs dft di- did dif dii din dio dip dis dit dnd dnf dni dnn dno dnp dns dnt dod dof doi don doo dop dos dot dpd dpf dpi dpn dpo dpp dps dpt dsd dsf dsi dsn dso dsp dss dst dtd dtf dti dtn dto dtp dts dtt fdd fdf fdi fdn fdo fdp fds fdt ffd fff ffi ffn ffo ffp ffs fft fid fif fii fin fip fis fit fnd fnf fni fnn fnp fns fnt fof foi fon foo fop fos fot fpd fpi fpn fpo fpp fps fpt fsd fsf fsi fsn fso fsp fss fst ftd ftf fti ftn fto ftp fts ftt i-d i-f idd idf idi idn ido idp ids idt ifd iff ifi ifn ifo ifp ifs ift iid iif iii iin iio iip iis iit in- ind inf ini inn ino inp ins int io- iod iof ioi ion ioo iop ios iot ipd ipf ipi ipn ipo ipp ips ipt is- isd isf isi isn iso isp iss ist itd itf iti itn ito itp its itt n-i ndd ndf ndi ndn ndo ndp nds ndt nfd nff nfi nfn nfo nfp nfs nft nid nif nii nin nio nip nis nit nnf nni nnn nno nnp nns nnt no- nod nof noi non noo nop nos not npd npf npi npn npo npp nps npt nsd nsf nsi nsn nso nsp nss nst ntd ntf nti ntn nto ntp nts ntt o-i odd odf odi odn odo odp ods odt of- ofd off ofi ofn ofo ofp ofs oft oid oif oii oin oio oip ois oit on- ond onf oni onn ono onp ons ont oo- ood oof ooi oon ooo oop oos oot op- opd opf opi opn opo opp ops opt os- osd osf osi osn oso osp oss ost ot- otd otf oti otn oto otp ots ott p-p pdd pdf pdi pdn pdo pdp pds pdt pfd pff pfi pfn pfo pfp pfs pft pid pif pii pin pio pip pis pit pn- pnd pnf pni pnn pno pnp pns pnt pod pof poi pon poo pop pos pot ppd ppf ppi ppn ppo ppp pps ppt ps- psd psf psi psn pso psp pss pst pt- ptd ptf pti ptn pto ptp pts ptt sdd sdf sdi sdn sdo sdp sds sdt sfd sff sfi sfn sfo sfp sfs sft sid sif sii sin sio sip sis sit snd snf sni snn sno snp sns snt sod sof soi son soo sop sos sot spd spf spi spn spo spp sps spt ss- ssd ssf ssi ssn sso ssp sss sst std stf sti stn sto stp sts stt tdd tdf tdi tdn tdo tdp tds tdt tfd tff tfi tfn tfo tfp tfs tft tid tif tii tin tio tip tis tit tnd tnf tni tnn tno tnp tns tnt to- tod tof toi ton too top tos tot tpd tpf tpi tpn tpo tpp tps tpt tsd tsf tsi tsn tso tsp tss tst ttd ttf tti ttn tto ttp tts ttt