raft raia raie raif raii rain rair rait rana rane rani rann rano rant rara rare rarf rari raro rata rate ratf rati rato ratt rea- reae reaf rean reao rear reat reef reen reet refe reff refi refn refr reft reia reif reii rein reir reit rena rene reni renn reno rent reof reot rera rere reri rero rert reta rete reti reto retr rett rfae rfef riaa riai rian riat rief rien rier riet rifa rife riff rift riia riif riin rina rine rinf rinn rino rion riot rire riri rita rite riti rito ritt rnaf rnai rnie rnin rnnt rnot roaf roan roar roat roea roen roer roet rofe roff rofo roia roif roin roio roir roit rona rone roni rono ront roof rooi roon roor root rora rore rori roro rort rota rote roti rotn roto rotr rott rrat rrif rrna rrrr rtai rtan rtee rtei taa- taaf taan taar taat taen taer tafa tafe taff tafi tafo taft taia tain taio tair tait tana tane tani tann tano tant taoa taor tara tare tarf tari tarn taro tarr tart tata tate tati tato tatr tatt tean tear teat teef teen teer teet teff tefi teft teia teie tein teir tena tene teni tenn teno tent teon teor ter- tera tere terf teri tern tero terr teta tete teti teto tetr tett tfae tfin tfot tiaa tiaf tian tiao tiar tie- tiea tiee tief tiei tien tieo tier tiet tifa tiff tifo tift tiit tina tine tini tinn tino tint tion tira tire tiri tiro tirr tita tite titi tito titt tnef toan toat toea toee toei toen toer toet tofa toff tofi tofo toft toie toit tona tone toni tonn tono tooa toof toon toor toot tora tore torf tori torn toro torr tort tota tote toti toto totr tott traa trae traf trai tran trao trat tre- trea tree tref trei tren treo tret trfr tri- tria trie trif trin trio trit trna trno troa troe troi tron troo trot trra trte trtr tten tteo tter ttfa ttff ttfn ttoe tton tttt