dddd ddes ddps ddss dedd dede dedu deed deep dees depe depp deps des- dese desp dess desu deue deus deux dex- dexe dppx dpsd dpsu dsdp dsps dssp dudd dude duds dudu dues dupe duse dxds dxed dxep dxes dxps dxsp dxss dxue dxxx edde eddp edds ede- edes edex edss edup eede eedu eeee eees eeps eese epee epes eppp epps epsd epsp epss epsx epus epxp esdp esds esdu esdx esee eses espe espp esps esse essp essu esus eude euse exed exes pdes pdsd pdss pdxs 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 puxe pxes sdds sdep sdes sdps sdss sdsu se-d se-e se-s se-u se-x sede seds seed seep sees seeu seex sepd sepe sepp seps sepu sepx sese sess seux sex- sexe sexp spde spdp sped spee spes spex sppd spps spsd spse spsp spss spud spue spus ssdd ssdp ssee ssep sses ssex sspe ssps sspx ssss sudd sude suds sued suee sues sueu sup- supe supp sups sus- susd suse susp suss susu suus sux- suxe sxde udds udpd udsd uess uped uppe uppp uppu upse upup usde usdp usds used usee uses uspp usps usse usss ussu usus uuuu uxue uxus x-ed xeus xexe xsup xuxu xxxx