prue pruf prum pruu pu-e puel puer pueu puff puir puiu puke puki puku pule puli pulk pull pulp pulu pume pumi pump pupe pupi pupl pupu pur- pure puri purl purp purr puru reef reek reel reem reep refe reff refi refl refr refu reif reii reik reil reim reir reiu reke reki rele rell relm relp reme remi remp repe repi repl repp repr repu rere reri reru reue reuf reuk reul reup reuu rfef rfem rffl rief riek riel riem riep rier rieu rife riff rifu riif rike riki rikk riku rile rill rilp rilu rime rimi rimm rimu ripe ripi ripl ripp ripr rire riri riue rkkf rlee rlef rleu rlif rlml rmif rmll rmrp rpii rrif rrkm rrle rrmp rrrr rrum ruel ruer rufe ruff ruif ruke ruki rukk ruku rule rulk rull rume rumi ruml rumm rump rupe rupp rure ruri rurp ruru u-ie u-rp ueir ueki uele ueli uell uepi ufel ufer uffe ufip ufuk uile uiml uipi uirr ukek ukeu ukip ukum ukup ukur ulee ulek ulfe ulie ulik ulim ulle ulli ullr ulme ulmi ulmu uluk ulul ulum umer umff umfk umik umpe umri upie upim upme upml uppe uppp uppu upri upup ure- urfe urff urfi urie urif urik urim uriu urke urle urmi urre urri uruk urum urup urur uulu uuri uuuu