ooia ooma oome oona oone oooh oooo oora oore orae orah orai oram oran orao orar ore- orea oreh orem oren oreo orer orhe ori- oria orie orin orio orma orme ormn ormo orna orne orni orno oro- oroe orom oron oror orra orri orro raam raan raen raer raha rahe rahi rahm rahn rahr raia raie raii raim rain rair rama rame rami ramm ramo rana rane rani rann rano raoh raom rara rare rari raro rea- reae ream rean reao rear reem reen reha rehe rehi rehm rehn reia reii reim rein reir rema reme remi remn remo rena rene reni renn reno rera rere reri rero rhae rhea rhee rhem rhen rheo rhim rhin rhio rhoa rhoh rhon riaa riah riai riam rian riem rien rier riha riho riia riin rima rime rimi rimm rimo rina rine rinn rino riom rion rire riri rman rmon rnai rnie rnin roam roan roar roea roen roer roha rohe rohm rohn rohr roia roin roio roir roma rome romi romm romo rona rone roni rono rooi room roon roor rora rore rori roro rrah rrna rrrr