sped spee spes spie spim spio spip spis spmd spme spmi spms spod spoo spop spos sppd spps spsd spse spso spsp spss spud spue spui spus ssdd ssdm ssdp ssee ssem ssep sses ssid ssis ssop sspe sspo ssps sssi sssm ssss sudd sude sudi sudo suds sued suee sues sueu suid suie suio suis sum- sumd sume sumi sumo sump sums sumu suos sup- supe supo supp sups sus- susd suse susi suso susp suss susu suum suus u-ie uddi udds udem udid udim udoo udop udos udpd udsd uepi uess uies uims uipi uisd uise umde umes ummo umms umoe umpe umps umsp umsu umus uomo updm updo uped upie upim upis upme upos uppe uppp uppu upse upsi upup usde usdm usdo usdp usds used usee uses usie usim usip usis usmd usme usmm usmp usms usoe usoi usos uspo uspp usps usse usss ussu usui usus uusi uuuu