dddd ddes ddps ddss dedd dede dedu deed deep dees depe depp deps des- dese desp dess desu deue deus dpsd dpsu dsdp dsps dssp dudd dude duds dudu dues dupe duse edde eddp edds ede- edes edss edup eede eedu eeee eees eeps eese epee epes eppp epps epsd epsp epss epus esdp esds esdu esee eses espe espp esps esse essp essu esus eude euse pdes pdsd pdss ped- pede peds peed peep pees pepd pepe peps pese pess pesu ppds pppd pppp ppps ppss psdp psds pspp psps psse pu-e puds pudu pued pueu pupe pups pupu pusd puss sdds sdep sdes sdps sdss sdsu se-d se-e se-s se-u sede seds seed seep sees seeu sepd sepe sepp seps sepu sese sess spde spdp sped spee spes sppd spps spsd spse spsp spss spud spue spus ssdd ssdp ssee ssep sses sspe ssps ssss sudd sude suds sued suee sues sueu sup- supe supp sups sus- susd suse susp suss susu suus udds udpd udsd uess uped uppe uppp uppu upse upup usde usdp usds used usee uses uspp usps usse usss ussu usus uuuu