riri rita riti ritl rito ritt rlin rnag rnai rnal rnin rnli rnnt rnot roag roan roar roat roga rogg rogi rogo roia roig roil roin roio roir roit rola roll rolo rolt rona rong roni rono ront roog rooi rool roon roor root rora rori roro rort rota rotg roti rotl rotn roto rotr rott rrat rrna rrrr rtai rtan rtlt taa- taag taal taan taar taat taga tagg tagi tago taia taig tail tain taio tair tait tala tali tall talo tana tang tani tann tano tant taoa taor tara targ tari tarn taro tarr tart tata tati tato tatr tatt tiaa tial tian tiao tiar tiga tigi tigr tiit tila till tiln tilo tilr tilt tina ting tini tinn tino tint tion tira tiri tirl tiro tirr tita titi tito titt tlli tlon tnag tnla toal toan toat toga togo togr togt toil toit tol- tola toli toll tolo tolt tona tong toni tonn tono tooa tool toon toor toot tora torg tori torn toro torr tort tota toti toto totr tott traa trag trai tral tran trao trat tri- tria trig tril trin trio trit trna trng trno troa trog troi tron troo trot trra trtr tton tttt