nanb nand nani nann nano nanu naoh naoi naor nara nard narh nari narn naro narr naru nauo naur nbaa nbad nbar nbbo nbhd nbia ndaa ndai ndao ndau nddb nddo ndia ndna ndor ndri nhnn nhon nhra niab niad nian niau nibi nibo nida nidd nidi nido niha niia niir niiu nina nind ninh nini nino nioh nion nioo niou nira niro niru niur nndb nnnn noaa noah noba nobi nobo nobu noda nodi nodo nodu noha nohn noho noia noib noid noin noio noir non- nona noni nonn nono nonu noo- noob noon nooo noor nor- nora norb nord nori norn noro norr nouh noun nour nrab nrna nron nrrd nuan nuba nubi nuda nudd nudi nudo nuha nuhi nuin nuna nunn nuno nuon nura nurd nuri nurn nurr nuru oaau oahu oara obad obai oban obba obbo obia obid obin oboi obon obor obra obrh obri obro obuh odah odai odbo odda oddd oddi odia odin odio odir odiu odnb odoh odon odoo odor odou odra odur ohad ohai ohan ohau ohba ohhi ohho ohia ohid ohio ohno ohob ohoh ohra ohrn oiba oido oiii oion oira onab onah onan onar onda ondi ondo onha onia onir onna onni onno onod onon onor onra onur ooaa ooba oobi ooda oodi ooha ooho ooia ooid oona oooh oooo oora oord orab orad orah orai oran orao orar orba orbb orbi orbo orbu orda ordn ordo ordu ori- oria orid orin orio orna orni orno oro- oron oror orra orri orro orub ouad ouan oudh ouii ouin ouir oun- ouna ound our- oura ourn ouro ouu- raab raad raan raba rabb rabi rabo rabu rada radd radh rado radr radu raha rahi rahn rahr rahu raia raid raii rain rair raiu rana rand rani rann rano raob raoh rara rarb rari raro raua raub raud raun rbbb rbbr rboh rdio rdna rhau rhib rhin rhio rhoa rhob rhod rhoh rhon rhun riaa riab riad riah riai rian riau rib- riba ribo ribu rida ridd ridi rido riha riho riia riin rina rind rinn rino rion riou riri rnai rnbr rnin rnod roab road roan roar rob- roba robb robi robo robu roda rodd rodi rodo roha rohn rohr rohu roia roid roin roio roir roiu rona rond roni rono roob rood rooi roon roor rora rori roro roru roua roub roud rouh roun rrad rrah rrna rrrr rrun ruad ruah ruan ruba rubb rubi rubu ruda rudd rudi rudo ruhh ruhi ruhn ruhr ruid ruin runa rund runi runn runo rura rurd ruri ruro ruru ruud ruun uair uaru uaua ubar ubba ubbi ubbo ubid ubii ubir ubod ubon ubra ubud udaa udad udar udau uddi udid udin udir udoh udon udoo udra udun uh-d uhid uhna uhno uhoh uhuh uira uirr unaa unai unan unar unau unbd unda undi undo unha uni- unia unii unin unio unir unna unni unno unon unra unro uor- urad urai uran urao urau urba urbi urda urdu urho uria urib urin uriu urna urni uro- uroa uroo urra urrh urri urun urur uuni uuno uuri uuuu