reba rebb rebe rebo reda redd rede redh redi redo redr reeb reed reha rehb rehe rehi reia reid reii reir reod rera rerd rere reri rero rhae rhea rheb rhee rheo rhib rhio rhoa rhob rhod rhoh riaa riab riad riah riai rib- riba ribe ribo rida ridd ride ridi rido ried rier riha riho riia rire riri roab road roar rob- roba robb robe robi robo roda rodd rode rodi rodo roea roed roer roha rohe rohr roia roid roio roir roob rood rooi roor rora rore rori roro rrad rrah rred rrrr