dddd ddps ddss ddts dfds dfdt dfts didi dids didu dif- diff difs diii diis din- dini dinn dins dint dinu dipn dipp dips dipt dipu dis- disd disi disp diss dist diti dits ditt dius dnis dntp dntt dnus dnut dpdt dpin dpni dpsd dpst dpsu dpts dsdp dsif dsip dspf dsps dspt dssi dssn dssp dsst dstn dsts dtdp dtss dttp dudd duds dudu duff dufu duid duif duin duis duit dunn duns dunt dusi dust dutp duts duut fdst fdti ffff ffii ffps ffss fftf ffun fidf fids fiff fifi fift fiii find fini finn finp fins fint fipp fips fisd fisi fiss fist fisu fiti fits fitt fndd fndn fnsp fnuf fpdt fpin fsfi fspf fssf fssp ftdi ftii ftps fudd fudi fuff fufu fuid fuit fund funf funs funt fusd fusi fuss fust fusu futi futs futu idfp idid idin idis idps idsf idss idtp idts idun idus ifid ifis ifit ifni ifns ifps ifsp iftn iiii iiis iiit iipf iisd iisi iisp iist iisu iitt ind- indi inds indu infi infp infs inid inis init inni inns innu inp- inpi inpp inpt insp inss inst insu intd inti intn intp ints intu inui inun inup inus ipdi ipid ipin ippf ipsi ipsp ipss ipts ipus iput isdn isds isfp isin isis isit isnt ispf isps issf issi issp isss issu istd isti istp ists isup isus itif itin itis itsf itsi itsp itsu ittf itup iuds iuiu iupp iusd iuss iust n-ii n-up ndfi ndnp ndnt ndpd ndps ndsf ndsi ndss ndut nfff nfip nfps nfsu nidd nidi nids niff nift niip niit niiu nind nini nins nips nipt nisd nisi nisp niss nist nisu nitf niti nits nnit nnnn nnpi nnss nntn npif npin nppd npss nptn nsdf nsds nsdt nsfs nsin nsis nspi nsps nssf nssp nsss nstd nstp nsts nstu ntds ntfp ntfs ntis ntnd ntnu ntpd ntsf ntss ntsu ntui nudd nudi nuff nuin nuit nunn nuns nunt nups nusi nuss nust nusu nuts nutt nutu pdfs pdns pdpn pdsd pdss pfff pfft pfis pfit pfps pfui pids piff pifs piip pind pini pinn pinp pins pint pinu pipi pipp pips pisd pisi piss pist pisu pitf piti pits pitt pitu pius pnin pnpp pntd pnup ppds ppid ppif pppd pppn pppp ppps ppsf ppss pptn ppts pptt psdi psdp psds psfs psid psip psis psni pspi pspp psps psst psts pstu ptpd ptsd ptui puds pudu puff puft puid puin puis puit puiu pund puns punt punu pupi pups pupu pusd pusi puss pust put- puti puts putt putu s-ii sdds sdif sdps sdsf sdss sdsu sfnt sfpd sfss sfsu sftp sfts sidd sidi sids siff sift sifu siit sind sini sinn sinp sins sint sinu sipi sipp sips sipt sisd sisi siss sist sisu sit- sitd siti sitn sits sitt situ siui sius siut snfu snid snip snit snns snpp snsd snus spdf spdp spdt spfs spin spip spis spit spns sppd sppf spps spsd spsp spss spst spts spud spui spun spus sput ssdd ssdf ssdp ssfp ssid ssin ssis ssit ssns sspf ssps sspt sssf sssi ssss sstd sstp ssts stds stfn stfu stid stif stip stis stit stnd stnn stns stpd stpf stpp stps stsf stsi stss sttd stud stuf stun stup stus stut sudd sudi suds suf- suff sufi sufs sufu suid suin suis suit sun- sund suni sunn suns sunt sunu sup- supp sups supt sus- susd susi susp suss sust susu suti sutu suus tdff tdis tdss tfin tfnp tfpt tfsd tfsi tfss tftp tidd tids tiff tift tiit tiiu tind tini tinn tins tint tinu tip- tipi tipp tips tipt tipu tisi tiss tist titi titp tits titt titu tndd tndf tnsp tnts tnut tpdf tpdu tppd tppp tptp tput tsid tsin tsis tspn tsps tspt tssf tssi tsst tsts tsui tsun tsup ttff ttfn ttss tttt tudi tudu tuff tufi tuft tufu tuin tuis tuit tuiu tund tuni tunn tuns tunu tupi tups tupu tusd tusi tuss tust tuti tuts tutt tutu uddi udds udid udin udpd udsd udts udun ufip uftp uint uipi uisd uist uits undi unds unfd unfp uni- unif unii unin unis unit unni unns unps uns- unst unts unus unut updf upin upis upnp uppp uppu upsi upup usdf usdp usds usdt usfi usfs usif usin usip usis usnu uspp usps ussf usss usst ussu usti ustp usts usui usun usus utid utin utis utpd utti uttu uuni uusi uutf uuuu