prle prlr prna prnp prue pruu pu-e puan puar puca puce puel puer pueu pula pule pull pulp pulu puna punc pune punu pupa pupe pupl pupu pur- pura pure purl purp purr puru puuc raan rac- raca racc race racu raec rael raen raep raer rala rale rall rana ranc rane rann rapa rapc rape rapl rapp rara rare raua rauc raue raul raun raup rcac rccc rcep rcle rcnl rcnr rea- reac reae real rean reap rear reau reca recc rece recp recr recu reel reen reep rela rele rell relp rena rene renn renu repe repl repp repr repu rera rere reru reue reul reup reuu rlee rleu rlua rnal rncp rpca rppn rrle rrna rrrr rrun ruan ruca ruce ruel ruen ruer rula rule rull runa runc rune runn rupa rupe rupp rura rurc rure rurp ruru ruun u-rp uaca uarc uaru uaua ucal ucan ucar ucca uccp ucea ucel ucla ucpa ucrc ucua uele uell ulaa ulae ulan ular ulcc ulea ulee ulen ulla ulle ullr ulna ulne ulua ulul unaa unac unal unan unar unau unca uncc unce uncl uncp unec unee unen uner unle unlp unna unne unpa unpc unra upac upal upar upca upen upla upne upnp uppa uppc uppe uppp uppu upra upup urac ural uran urap urau urca ure- urea urla urle urna urne urra urre urun urup urur uucp uuen uulu uuuu