ninl nira nire niru niue niur nixa nixe nixi nlab nler nlra nlrb nnnn nrab nren nrlb nrna nrrl nuan nuba nube nubi nubl nuee nuel nuer nuin nuix nule nuli null nuna nune nunn nura nure nuri nurl nurn nurr nuru raab raan raba rabb rabe rabi rabl rabu rael raen raer raia raie raii rail rain rair raiu raix rala ralb rale rall rana rane rani rann ranx rara rarb rare rari raua raub raue raul raun raxa raxi rbbb rbbr rble rea- reae real rean rear reau reba rebb rebe rebu reeb reel reen reia reii reil rein reir reiu rela relb rele rell rena rene reni renn renu rera rere reri reru reue reul reuu reux rexx riaa riab riai rial rian riau rib- riba ribe ribu riel rien rier rieu riex riia riin rila rile rill rilu rina rine rinn rire riri riue rixe rlab rlee rleu rlin rlua rnai rnal rnbr rnie rnin rnli rrle rrna rrrr rrun ruan ruba rubb rube rubi rubu ruel ruen ruer ruin rula rule rull runa rune runi runn rura rure ruri ruru ruun u-ie uair uaru uaua ubal ubar ubba ubbe ubbi uber ubii ubir ubla uble ubli ubra ueba uein ueir uele ueli uell uile uira uirr ulaa ulae ulai ulan ular ulea uleb ulee ulen ulex ulie ulla ulle ulli ullr ulna ulne ulua ulul unaa unai unal unan unar unau unbe uneb unee unen uner uni- unia unie unii unin unir unix unle unna unne unni unra urai ural uran urau urba urbe urbi ure- urea urex uria urib urie urin uriu urix urla urle urna urne urni urra urre urri urun urur uuen uulu uuni uuri uuuu uxia uxue uxul xaar xala xall xana xara xare xaui xbai xbar xbee xbel xbin xbra xbrl xeer xela xen- xena xene xeni xenn xenu xer- xera xexe xian xibe xibu xiii xil- xili xill xine xinu xixi xlib xlii xlix xnee xuan xura xuri xuxa xuxu xxii xxix xxxi xxxx