pipi pipp pira pire piri pirk pirl pirr pkia pklr plaa plai plak plap plar ple- plea plee plei plek plie plik plip plkk plpa plpp plra plri ppal ppap ppar pper pphi ppie ppih pple ppli pppa pppp prae prai prar pre- pree prek prel prep prhl pri- pria prie prii prle prlr prri raak rael raep raer raha rahe rahi rahl rahr raia raie raii raik rail raip rair raka rake raki rakk rala rale rall rapa rape raph rapi rapl rapp rara rare rari rark rea- reae reak real reap rear reek reel reep reha rehe rehi reia reii reik reil reir reka reke reki rela rele rell relp repe repi repl repp repr rera rere reri rhae rhap rhea rhee rhli riaa riah riai riak rial riek riel riep rier riha riia rika rike riki rikk rila rile rill rilp ripa ripe ripi ripl ripp ripr rire riri rlee rpii rrah rrle rrrr