ddd ddf ddi ddn ddp ddr dds ddt dfd dff dfi dfn dfp dfr dfs dft di- did dif dii din dip dir dis dit dnd dnf dni dnn dnp dnr dns dnt dpd dpf dpi dpn dpp dpr dps dpt drd dri drn drp drr drs drt dsd dsf dsi dsn dsp dsr dss dst dtd dtf dti dtn dtp dtr dts dtt fdd fdf fdi fdn fdp fdr fds fdt ffd fff ffi ffn ffp ffr ffs fft fid fif fii fin fip fir fis fit fnd fnf fni fnn fnp fnr fns fnt fpd fpi fpn fpp fpr fps fpt frd frf fri frn frp frr frs frt fsd fsf fsi fsn fsp fsr fss fst ftd ftf fti ftn ftp ftr fts ftt i-d i-f idd idf idi idn idp idr ids idt ifd iff ifi ifn ifp ifr ifs ift iid iif iii iin iip iir iis iit in- ind inf ini inn inp inr ins int ipd ipf ipi ipn ipp ipr ips ipt ir- ird irf iri irn irp irr irs irt is- isd isf isi isn isp isr iss ist itd itf iti itn itp its itt n-i ndd ndf ndi ndn ndp ndr nds ndt nfd nff nfi nfn nfp nfr nfs nft nid nif nii nin nip nir nis nit nnf nni nnn nnp nns nnt npd npf npi npn npp npr nps npt nrd nrf nri nrn nrp nrr nrs nrt nsd nsf nsi nsn nsp nsr nss nst ntd ntf nti ntn ntp ntr nts ntt p-p pdd pdf pdi pdn pdp pdr pds pdt pfd pff pfi pfn pfp pfr pfs pft pid pif pii pin pip pir pis pit pn- pnd pnf pni pnn pnp pnr pns pnt ppd ppf ppi ppn ppp ppr pps ppt prd prf pri prn prp prr prs prt ps- psd psf psi psn psp psr pss pst pt- ptd ptf pti ptn ptp ptr pts ptt rdd rdf rdi rdn rdp rdr rds rdt rfd rff rfi rfn rfp rfr rfs rft rid rif rii rin rip rir ris rit rnd rni rnn rnp rnr rns rnt rpd rpf rpi rpn rpp rpr rps rpt rrd rrf rri rrn rrp rrr rrs rrt rsd rsf rsi rsn rsp rsr rss rst rtd rtf rti rtn rtp rtr rts rtt sdd sdf sdi sdn sdp sdr sds sdt sfd sff sfi sfn sfp sfr sfs sft sid sif sii sin sip sir sis sit snd snf sni snn snp snr sns snt spd spf spi spn spp spr sps spt sr- srd srf sri srn srp srr srs srt ss- ssd ssf ssi ssn ssp ssr sss sst std stf sti stn stp str sts stt tdd tdf tdi tdn tdp tdr tds tdt tfd tff tfi tfn tfp tfr tfs tft tid tif tii tin tip tir tis tit tnd tnf tni tnn tnp tnr tns tnt tpd tpf tpi tpn tpp tpr tps tpt trd trf tri trn trp trr trs trt tsd tsf tsi tsn tsp tsr tss tst ttd ttf tti ttn ttp ttr tts ttt

dddd ddps ddss ddts dfds dfdt dfrf dfri dftr dfts didi dids dif- diff difs diii diis din- dini dinn dins dint dipn dipp dips dipt dird dirr dirs dirt dis- disd disi disp diss dist diti dits ditt dnis dntp dntt dpdt dpin dpni dpsd dpst dpts drif drin drip drit drrs drsp dsdp dsdr dsif dsip dspf dsps dspt dsri dsrp dsrr dssi dssn dssp dsst dstn dsts dtdp dtss dttp fdst fdti ffff ffii ffps ffrr ffss fftf fidf fids fiff fifi fift fiii find fini finn finp fins fint fipp fips firn firs fisd fisi fiss fist fiti fits fitt fndd fndn fndr fnrs fnsp fpdt fpin fprf frid frin frip fris frit frns frpd frps frst fsfi fspf fssf fssp ftdi ftii ftps ftrs ftsr idfp idid idin idir idis idps idrf idsf idss idtp idts ifid ifis ifit ifni ifnr ifns ifps ifrf ifri ifsp iftn iiii iiis iiit iipf iirs iisd iisi iisp iisr iist iitr iitt ind- indi inds infi infp infs inid inis init inni innr inns inp- inpi inpp inpt inri inrs insp inss inst intd inti intn intp intr ints ipdi ipid ipin ippf ippr ipri ipsi ipsp ipss ipts irdp irds iri- irid irin irip iris irps irri irrs irsf irsp irtf irti irtp irts isdn isds isfp isin isis isit isnt ispf ispr isps isri isrp issf issi issp issr isss istd isti istp istr ists itif itin itis itrf itri itrs itsf itsi itsp ittf n-ii ndfi ndnp ndnt ndpd ndpr ndps ndrf ndri ndsf ndsi ndss nfff nfip nfps nfrs nfsr nidd nidi nids niff nift niip niir niit nind nini nins nipr nips nipt nirs nirt nisd nisi nisp niss nist nitf niti nitr nits nnit nnnn nnpi nnpr nnss nntn npif npin nppd npri nprt npss nptn nrds nrpn nrps nrrd nrsp nrts nsdf nsds nsdt nsfs nsin nsis nsnr nspi nsps nsrd nssf nssp nssr nsss nstd nstp nsts ntds ntfp ntfs ntis ntnd ntpd ntsf ntss nttr pdfs pdns pdpn pdpr pdrs pdsd pdss pfff pffr pfft pfis pfit pfps pids piff pifs piip pind pini pinn pinp pins pint pipi pipp pips piri pirn pirr pirs pisd pisi piss pist pitf piti pitr pits pitt pnin pnpp pntd pntr ppds ppid ppif pppd pppn pppp ppps pprf ppsf ppss pptn ppts pptt prfs pri- prid prif prii prin pris prnd prnp prpd prps prrd prri prrs prsd prsi prss prti prtp prtr psdi psdp psdr psds psfs psid psip psis psni psnr pspi pspp pspr psps psrd psrp psst psts ptpd ptrd ptrf ptsd rfdi rfds rfid ridd ridi rids riff rifs rift riif riin riis rind rinf rinn ripd ripi ripp ripr rips ript riri rirs risd risi risp riss rist riti rits ritt rndf rndp rnds rnin rnnt rnsp rntd rntp rpdp rpii rppn rpps rptd rptn rpts rrif