dddd ddes ddps ddss dedd dede dedu deed deef deep dees defe deff defs depe depp deps des- dese desp dess desu deue deus dfds dpsd dpsu dsdp dspf dsps dssp dudd dude duds dudu dues duff dufu dupe duse edde eddp edds ede- edes edfu edss edup eede eedu eeee eees eefe eeps eese efes effs epee epes eppp epps epsd epsf epsp epss epus esdp esds esdu esee eses esfp esfs espe espp esps esse essp essu esuf esus eude euse fede feds feed fees fefe feff feps fese fess feud feus ffee ffff ffps ffss fspf fssf fssp fudd fude fuff fufu fusd fuse fuss fusu pdes pdfs pdsd pdss ped- pede pedf peds peed peep pees peff pefs pepd pepe peps pese pess pesu pfff pfps ppds pppd pppp ppps ppsf ppss psdp psds psfs pspp psps psse pu-e puds pudu pued pueu puff pupe pups pupu pusd puss sdds sdef sdep sdes sdps sdsf sdss sdsu se-d se-e se-f se-s se-u sede seds seed seef seep sees seeu seff sepd sepe sepp seps sepu sese sess sfpd sfss sfsu spde spdf spdp sped spee spef spes spfs sppd sppf spps spsd spse spsp spss spud spue spus ssdd ssdf ssdp ssee ssep sses ssfp sspe sspf ssps sssf ssss sudd sude suds sued suee sues sueu suf- suff sufs sufu sup- supe supp sups sus- susd suse susp suss susu suus udds udpd udsd uess uffe updf uped uppe uppp uppu upse upup usde usdf usdp usds used usee usef uses usfs uspp usps usse ussf usss ussu usus uuuu