ruru ruud ruun ruyd ruyi rydy ryim rynd rynn ryon ryun ucci ucdc ucdd ucin ucio ucmc ucom ucon ucrc uddi udic udid udim udin udir udmc udny udon udoo udun uirr ummo umno umor umri uncc unci unco undi undo undy uni- unic unii unin unio unir unmc unmr unni unno unon unro unum uocc uomo uor- urci urcy urdu urdy uric urim urin uriu urmi urni uro- urom uroo urri urry urum urun urur uryn uuni uuno uuoc uuri uuuu uuyn uydo uyin uyir yccc ydin ydon yidi yidu yird yirm yirn yirr yiud ymci ymir ymur ymyd ynon ynou yodo yomi yomo yond yoni yono yood yoon yord yori yorn yoro yory youd youi your yoyn yoyo yrin yron yrun yryn yudo yudu yuin yumi yund yuny yuon yurd yuri yurn yury yuyu yyyy