pre- pree prek pren prep preu pri- pria prie prii prin prna prnp prri prue pruu pu-e puan puar puer pueu puin puir puiu puka puke puki puku puna pune punk punu pupa pupe pupi pupu pur- pura pure puri purp purr puru raak raan raen raep raer raia raie raii raik rain raip rair raiu raka rake raki rakk raku rana rane rani rank rann rapa rape rapi rapp rara rare rari rark raua raue rauk raun raup rea- reae reak rean reap rear reau reek reen reep reia reii reik rein reir reiu reka reke reki rena rene reni renk renn renu repe repi repp repr repu rera rere reri reru reue reuk reup reuu riaa riai riak rian riau riek rien riep rier rieu riia riin rika rike riki rikk riku rina rine rink rinn ripa ripe ripi ripp ripr rire riri riue rnai rnie rnin rpii rppn rrna rrrr rrun ruan ruen ruer ruin ruka ruke ruki rukk rukn ruku runa rune runi runk runn rupa rupe rupp rura rure ruri rurp ruru ruun u-ie u-rp uair uaru uaua uein ueir ueki uepi uipi uira uirr ukai ukek ukeu ukip ukpa ukra ukup ukur unaa unai unan unar unau unee unen uner uni- unia unie unii unik unin unir unka unke unkn unna unne unni unpa unra upar upen upie upin upne upnp uppa uppe uppp uppu upra upri upup urai uran urap urau ure- urea uria urie urik urin uriu urka urke urna urne urni urra urre urri uruk urun urup urur uuen uuni uuri uuuu