a-ii a-iv aaaa aaai aaap aaar aaav aaii aaoo aapa aapi aapo aapt aara aari aaro aarp aart aata aatt aava aiai aiia aiir aioi aipa aipi aira airi airo airp airt aita aiti aitr aitt aiva aopo aora aort apai apao apap apar apat api- apia apio apip apit apo- apoo apop apor apot appa appr appt apra apri apro aprt apta apti aptt aptv arai arap arar arat aria arii ario arip arit aroa aroi aroo aror arpa arpi arr- arra arri arro arrr arrt arta arti arto artr artv arva arvi arvo at-t ataa atai atap atar atat atia atip atit atoi atop ator atot atpr atra atri atro atrp atta atti atto attp attr atvi avao avar avat avia avio avip avit aviv avor avot avra avri avro avva avvo iaaa iaai iaap iaat iaia iapa iapp iapt iara iart iata iati iava iiii iiio iiit iioi iioo iiop iipa iira iita iitr iitt ioii ioio ioit iooi iooo iora iori iota ioto ipat ipop ippa ippo ippr ipri ipta ipto iptv irai irao irap irar iri- iria irio irip irop irov irpa irra irri irta irti irtp itaa itai itap itar itat itia itoi itoo itor itpa itra itri itta itto ivai ivao ivar ivor oapi oara oiav oiii oira oirt oita oiti ooaa ooia oooo oora oort ootp opap opar opia opii opio opit opo- opor oppa oppi oppo opra opti opto orai orao orar orat orav ori- oria orio orit oro- oror orot orpi orra orri orro orta orto orvr otap otar otit oto- otoo otor otov otpp otra otro otta otti otto ovar ovi- ovo- ovoo ovot ovpp ovra paap paar paat paia paio paip pair pait papa papi papp papr par- para pari paro parp parr part parv pata pati pato patr patt pava pavo piai piao piat piia piip piot pipa pipi pipo pipp pira piri piro pirr pita piti pito pitr pitt piva pivo poar poat poia poio poop poor poot pop- popa popi popo popp popt pora pori poro porr port pota poti poto pott povo ppap ppar ppoa pppa pppo pppp ppta pptt pptv prai prao prar prat pri- pria prii priv pro- proa proo prop prot prov prri prti prtp prtr ptop pvpa raat raia raii raip rair rait raop rapa rapi rapp rapt rara rari raro rata rati rato ratp ratt rava ravi riaa riai riat riia riot ripa ripi ripp ripr ript riri rita riti rito ritt riva rivo rivp roap roar roat roia roio roir roit rooi roop roor root ropa ropo rora rori roro rort rota roti roto rotr rott rova rovi rovo rpii rpta rrat rrrr rtai rtpa rttp rtva rtvi taa- taar taat taia taio taip tair tait taoa taor tapa tapi tapo tapp tapr tapt tara tari taro tarp tarr tart tata tati tato tatr tatt tatv tava tavi tavo tiaa tiao tiar tiit tiop tip- tipa tipi tipo tipp tipt tira tiri tiro tirr tita titi tito titp titt tiva tivi tivo toat toit tooa toor toot top- topa topi topo topp topt topv tora tori toro torp torr tort torv tota toti toto totr tott tova tovo tpap tpia tpir tppa tppp tppr tptp tptr traa trai trao trap trat trav tri- tria trio trip trit troa troi troo trop trot trpa trpp trpv trra trtr ttop tttt tvpa tvri tvro tvrr tvtv vaar vaat vaia vaio vair vait vapa vapi vara vari varp varr vart vata vati vato vatt vava viar viii vipr vira viri viro virr virt vita viti vito vitt viva vivi vivo voar voat voia voio voip voir voit voor voot vopt vor- vora vori voro vort vota voto votp vpat vpro vrai vrap vrav vria vrio vrot vrto vt-i vtap vtpr vvvv