ddd dde ddf ddi ddn ddo ddp dds ddt de- ded dee def dei den deo dep des det dfd dfe dff dfi dfn dfo dfp dfs dft di- did die dif dii din dio dip dis dit dnd dne dnf dni dnn dno dnp dns dnt dod doe dof doi don doo dop dos dot dpd dpe dpf dpi dpn dpo dpp dps dpt dsd dse dsf dsi dsn dso dsp dss dst dtd dte dtf dti dtn dto dtp dts dtt ed- edd ede edf edi edn edo edp eds edt eed eee eef een eeo eep ees eet ef- efd efe eff efi efo efp efs eft eid eie eif eii ein eio eip eis eit en- end ene enf eni enn eno enp ens ent eo- eod eoe eof eoi eon eoo eop eos eot ep- epd epe epf epi epn epo epp eps ept es- esd ese esf esi esn eso esp ess est etd ete etf eti etn eto etp ets ett fdd fde fdf fdi fdn fdo fdp fds fdt fed fee fef fei fen feo fep fes fet ffd ffe fff ffi ffn ffo ffp ffs fft fid fie fif fii fin fip fis fit fnd fne fnf fni fnn fnp fns fnt foe fof foi fon foo fop fos fot fpd fpe fpi fpn fpo fpp fps fpt fsd fse fsf fsi fsn fso fsp fss fst ftd fte ftf fti ftn fto ftp fts ftt i-d i-f idd ide idf idi idn ido idp ids idt ie- ied iee ief iei ien iep ies iet ifd ife iff ifi ifn ifo ifp ifs ift iid iie iif iii iin iio iip iis iit in- ind ine inf ini inn ino inp ins int io- iod ioe iof ioi ion ioo iop ios iot ipd ipe ipf ipi ipn ipo ipp ips ipt is- isd ise isf isi isn iso isp iss ist itd ite itf iti itn ito itp its itt n-i ndd nde ndf ndi ndn ndo ndp nds ndt ne- ned nee nef nei nen neo nep nes net nfd nfe nff nfi nfn nfo nfp nfs nft nid nie nif nii nin nio nip nis nit nne nnf nni nnn nno nnp nns nnt no- nod noe nof noi non noo nop nos not npd npe npf npi npn npo npp nps npt nsd nse nsf nsi nsn nso nsp nss nst ntd nte ntf nti ntn nto ntp nts ntt o-i odd ode odf odi odn odo odp ods odt oed oee oef oei oen oeo oep oes oet of- ofd ofe off ofi ofn ofo ofp ofs oft oid oie oif oii oin oio oip ois oit on- ond one onf oni onn ono onp ons ont oo- ood oof ooi oon ooo oop oos oot op- opd ope opf opi opn opo opp ops opt os- osd ose osf osi osn oso osp oss ost ot- otd ote otf oti otn oto otp ots ott p-p pdd pde pdf pdi pdn pdo pdp pds pdt ped pee pef pei pen peo pep pes pet pfd pfe pff pfi pfn pfo pfp pfs pft pid pie pif pii pin pio pip pis pit pn- pnd pne pnf pni pnn pno pnp pns pnt pod poe pof poi pon poo pop pos pot ppd ppe ppf ppi ppn ppo ppp pps ppt ps- psd pse psf psi psn pso psp pss pst pt- ptd pte ptf pti ptn pto ptp pts ptt sdd sde sdf sdi sdn sdo sdp sds sdt se- sed see sef sei sen seo sep ses set sfd sfe sff sfi sfn sfo sfp sfs sft sid sie sif sii sin sio sip sis sit snd sne snf sni snn sno snp sns snt sod soe sof soi son soo sop sos sot spd spe spf spi spn spo spp sps spt ss- ssd sse ssf ssi ssn sso ssp sss sst std ste stf sti stn sto stp sts stt tdd tde tdf tdi tdn tdo tdp tds tdt te- ted tee tef tei ten teo tep tes tet tfd tfe tff tfi tfn tfo tfp tfs tft tid tie tif tii tin tio tip tis tit tnd tne tnf tni tnn tno tnp tns tnt to- tod toe tof toi ton too top tos tot tpd tpe tpf tpi tpn tpo tpp tps tpt tsd tse tsf tsi tsn tso tsp tss tst ttd tte ttf tti ttn tto ttp tts ttt