rava ravi rbbb rbbr rboh rhib rhin rhio rhoa rhob rhoh rhon riaa riab riah riai rian riat rib- riba ribo riha riho riht riia riin rina rinn rino rion riot riri rita rith riti rito ritt riva rivo rnai rnbr rnin rnnt rnot roab roan roar roat rob- roba robb robi robo robt roha rohn rohr roia roin roio roir roit rona roni rono ront roob rooi roon roor root rora rori roro rort rota roth roti rotn roto rotr rott rova rovi rovo rrah rrat rrna rrrr rtai rtan rtva rtvi rvvh taa- taan taar taat taba tabb tabi tabo taha tahi tahn taho tahr taia tain taio tair tait tana tanh tani tann tano tant taoa taor tara tarb tari tarn taro tarr tart tata tatb tath tati tato tatr tatt tatv tava tavi tavo tbar tbit tbrb tbta tbvi thaa thai than thao thar that thi- thia thin thio thir thnt thon thoo thor thot thra thri thro thtb thtr tiaa tiab tian tiao tiar tiba tibi tiht tiit tina tini tinn tino tint tion tira tirb tiri tiro tirr tita tith titi tito titt tiva tivi tivo toab toan toat toba tobi tobo tobt tohi toho toit tona tonb tonh toni tonn tono tooa tooh toon toor toot tora tori torn toro torr tort torv tota toth toti toto totr tott tova tovo traa trab trai tran trao trat trav tri- tria trib trin trio trit trna trno troa troi tron troo trot trra trtr ttab ttbb tton tttt tvbn tvhb tvnb tvni tvon tvri tvro tvrr tvtv vaan vaar vaat vahi vaho vaia vain vaio vair vait vana vani vann vano vant vara vari varn varr vart vata vath vati vato vatt vava vhhh vian viar vihi viii vina vinh vini vino vint vion vira virb viri viro virr virt vita vith viti vito vitt viva vivi vivo vnav vnir vnto voar voat voho voia voin voio voir voit vona voni vonn vont voor voot vor- vora vori voro vort vota voth voto vrai vran vrav vrba vria vrin vrio vrnn vron vrot vrto vt-i vvob vvvv