ouir oula oulu oun- ouna oung our- oura ourn ouro ouu- oval ovan ovar ovi- ovil ovni ovo- ovol ovon ovoo ovra raag raan raga ragg ragi rago ragu raia raig raii rail rain rair raiu rala rall ralo rana rang rani rann rano raol rara rari raro raua raul raun rava ravi rgan riaa riai rial rian riau riga rigg rigi rigo rigu riia riin rila rill rilo rilu rina ring rinn rino riol rion riou riri riva rivo rlin rlua rlug rnag rnai rnal rnin rnli roag roan roar roga rogg rogi rogo roia roig roil roin roio roir roiu rola roll rolo rona rong roni rono roog rooi rool roon roor rora rori roro roru roua roul roun rova rovi rovo rrna rrrr rrun ruag ruan ruga rugg rugi ruin rula rull rulo runa rung runi runn runo rura ruri ruro ruru ruun ruvi ruvu uair uang uaru uaua ugal ugao ugar uggo ugia ugli ugni ugol ugra ugri ugro ugur uguu uira uirr ulaa ulai ulan ular ulla ulli ullo ullr ulna ulno ulo- ulog ulua ulul ulva ulvi unaa unai unal unan unar unau unga ungo ungu uni- unia unii unin unio unir univ unlv unna unni unno unon unov unra unro uor- uovo urai ural uran urao urau urga urgi urgu uria urin uriu urla urna urni uro- uroa urol uroo urra urri urun urur urva uulu uuni uuno uuri uuuu uv-a uvaa uval uvgi uvri uvvu vaal vaan vaar vag- vaga vagg vagi vagn vaia vaig vail vain vaio vair vala vali vall valn valo valu vana vang vani vann vano vanu vara varg vari varn varr varu vava viag vial vian viar viau viga vigo vigr viii vila vili vill vilu vina ving vini vino vinu viol vion vira virg viri virl viro virr viru viva vivi vivo vlai vlan vlli vlog vlug vnav vnir voar voga vogl vogu voia voil voin voio voir vola voli voll volo vona voni vonn voog vool voor vor- vora vori voro voru voul voun vour vrai vran vrav vria vril vrin vrio vrnn vron vual vugg vugo vuir vula vulg vull vuln vuno vurg vvog vvvv