a-ii aaaa aaae aaai aaap aaar aaea aaep aaii aapa aapi aara aare aari aarp aeap aeer aer- aera aeri aiai aiea aiee aiia aiir aipa aipe aipi aira aire airi airp apai apap apar apea apep aper api- apia apie apip appa appr apra apre apri arae arai arap arar area aree arei arep aria arie arii arip arpa arpe arpi arr- arra arre arri arrr eapp eara eare earp eeea eeee eera eiei eier eipr eira eire epaa epee eper epi- epia epie epip eppa eppp epra eprp erap erei erer eria erie erpa erpe erra erre iaaa iaai iaap iaea iaep iaia iapa iapp iara iare ieie iepa iera iere ieri iiie iiii iipa iira ipea iper ipie ippa ippr ipri irae irai irap irar iree irer iri- iria irie irip irpa irpe irra irre irri paap paar paea paep paer paia paie paip pair papa pape papi papp papr par- para pare pari parp parr peai peap pear peep peer peia peip peir pepa pepe pepi per- pera pere peri perp perr piai piea piep pier piia piip pipa pipe pipi pipp pira pire piri pirr ppap ppar pper ppie pppa pppp prae prai prar pre- pree prep pri- pria prie prii prri raep raer raia raie raii raip rair rapa rape rapi rapp rara rare rari rea- reae reap rear reep reia reii reir repe repi repp repr rera rere reri riaa riai riep rier riia ripa ripe ripi ripp ripr rire riri rpii rrrr