nobu noda nodo nodu noga nogg nogo nom- noma nomo nomu non- nona nong nonn nono nonu noo- noob noon nooo noor nor- nora norb nord norg norm norn noro norr noun nour nrab nram nrma nrna nron nrrd nuan nuba nuda nudd nudo numa numb numm numu nuna nung nunn nuno nuon nura nurd nurn nurr nuru oaau oadm oama oara obad oban obba obbo obon obor obra obro odam odbo odda oddd odma odmr odnb odom odon odoo odor odou odra odum odur ogam ogar ogb ogba ogma ogna ogoa ogod ogog ogon ogou ogra ogro ogum ogun omam oman omao omar ombo ombu omda omdb omma omn- omo- omoa omon omoo omor omra omro omuo onab onam onan onar onda ondo onga ongo ongu onna onno onod onon onor onra onur ooaa ooba ooda ooma oona oooo oora oord orab orad oram oran orao orar orba orbb orbo orbu orda ordn ordo ordu orga orgn orgo orma ormn ormo orna orno oro- orom oron oror orra orro orub orum ouad ouan ouma oun- ouna ound oung our- oura ourn ouro ouu- raab raad raag raam raan raba rabb rabo rabu rada radd radm rado radr radu raga ragg rago ragu rama ramb ramm ramo ramu rana rand rang rann rano raob raom rara rarb raro raua raub raud raum raun rbbb rbbr rdbm rdma rdna rgan rgba rman rmon rmrg rnag rnbr rndm rnod roab road roag roam roan roar rob- roba robb robo robu roda rodd rodo roga rogg rogo roma romb romd romm romo rona rond rong rono roob rood roog room roon roor rora roro roru roua roub roud roum roun rrad rrna rrrr rrum rrun ruad ruag ruan ruba rubb rubu ruda rudd rudo ruga rugg ruma rumb rumm rumo runa rund rung runn runo rura rurd ruro ruru ruud ruun uang uaru uaua ubar ubba ubbo ubod ubon ubra ubud udaa udad udar udau udgb udma udon udoo udra udun ugab ugao ugar uggo ugod ugra ugro ugur uguu umaa umag uman umar umb- umba umbo umgo umma ummg ummo umno umor umra unaa unam unan unar unau unbd unda undo unga ungo ungu unma unmr unna unno unon unra unro unum uomo uor- urad uran urao urau urba urda urdu urga urgu urma urna uro- uroa urom uroo urra urum urun urur uuno uuuu