a-ii a-iv aaaa aaaf aaai aaar aaav aafa aaff aafi aaii aaoo aara aari aaro aava afaa afao afar affa affi affo afia afif afir afoa afoo afor afr- afra afri afro aiai aiff aifv aiia aiir aioi aira airi airo aiva aora araf arai arar arfa arff aria arif arii ario aroa aroi aroo aror arr- arra arri arro arrr arva arvi arvo avao avar avia avio aviv avor avra avri avro avva avvo faaa fafa faff fafi fafo faio fair fara faro farr fava favi ffar ffff ffii ffrr fiaa fiaf fiar fifa fiff fifi fifo fiii fior fira foaf foar fofo foia foof for- fora fori foro forr fr-v fria frio iaaa iaai iaff iaia iara iava ifaa ifao ifar ifor ifra ifrf ifri ifva iifa iiii iiio iioi iioo iira ioii ioio ioof iooi iooo iora iori iraf irai irao irar iri- iria irio irov irra irri ivai ivao ivar ivor oafo oara off- offa offo offr ofor ofra oiav oiii oira ooaa ooff ooia oooo oora orai orao orar orav orff orfi ori- oria orif orio oro- orof oror orra orri orro orvr ovar ovi- ovo- ovoo ovra raaf rafa raff rafi raia raif raii rair rara rarf rari raro rava ravi riaa riai rifa riff riia riif riri riva rivo roaf roar roff rofo roia roif roio roir roof rooi roor rora rori roro rova rovi rovo rrif rrrr vaar vafa vaia vaio vair vara varf vari varr vava vfor viar viff viii vira viri viro virr viva vivi vivo voar voff vofr voia voio voir voor vor- vora vori voro vrai vrav vria vrio vvvv