dddd ddps ddss ddts didi dids didu diii diis dipp dips dipt dipu dis- disd disi disp diss dist diti dits ditt dius dpdt dpsd dpst dpsu dpts dsdp dsip dsps dspt dssi dssp dsst dsts dtdp dtss dttp dudd duds dudu duid duis duit dusi dust dutp duts duut idid idis idps idss idtp idts idus iiii iiis iiit iisd iisi iisp iist iisu iitt ipdi ipid ipsi ipsp ipss ipts ipus iput isds isis isit isps issi issp isss issu istd isti istp ists isup isus itis itsi itsp itsu itup iuds iuiu iupp iusd iuss iust pdsd pdss pids piip pipi pipp pips pisd pisi piss pist pisu piti pits pitt pitu pius ppds ppid pppd pppp ppps ppss ppts pptt psdi psdp psds psid psip psis pspi pspp psps psst psts pstu ptpd ptsd ptui puds pudu puid puis puit puiu pupi pups pupu pusd pusi puss pust put- puti puts putt putu s-ii sdds sdps sdss sdsu sidd sidi sids siit sipi sipp sips sipt sisd sisi siss sist sisu sit- sitd siti sits sitt situ siui sius siut spdp spdt spip spis spit sppd spps spsd spsp spss spst spts spud spui spus sput ssdd ssdp ssid ssis ssit ssps sspt sssi ssss sstd sstp ssts stds stid stip stis stit stpd stpp stps stsi stss sttd stud stup stus stut sudd sudi suds suid suis suit sup- supp sups supt sus- susd susi susp suss sust susu suti sutu suus tdis tdss tidd tids tiit tiiu tip- tipi tipp tips tipt tipu tisi tiss tist titi titp tits titt titu tpdu tppd tppp tptp tput tsid tsis tsps tspt tssi tsst tsts tsui tsup ttss tttt tudi tudu tuis tuit tuiu tupi tups tupu tusd tusi tuss tust tuti tuts tutt tutu uddi udds udid udpd udsd udts uipi uisd uist uits upis uppp uppu upsi upup usdp usds usdt usip usis uspp usps usss usst ussu usti ustp usts usui usus utid utis utpd utti uttu uusi uuuu