rpn rpo rpp rpr rpu rrc rri rrl rrm rrn rrp rrr rru ruc rue rui rum run ruo rup rur ruu ruy ry- ryc rye rym ryn ryo ryr ryu ryy ucc uce uci ucl ucm ucn uco ucp ucr ucu uec uee uei uel uem uen uep uer uey uic uie uii uil uim uin uio uip uir uiu ulc ule uli ull ulm uln ulo ulp ulr ulu uly um- umc ume umi uml umm umn umo ump umr umu un- unc une uni unl unm unn uno unp unr unu uny uoc uoe uol uom uon uoo uop uor up- upc upe upi upm upn upo upp upr upu ur- urc ure uri url urm urn uro urp urr uru ury uuc uue uum uun uur uuu uyc uyi uyo uyu ycc yce yci ycl yco ycp ycu ycy yec yee yei yel yem yen yeo yep yer yey yie yii yim yin yio yip yir ylc yle yli yll ylm ylr yly ymc yme ymi yml ymm ymo yne ynn ynp ynu yny yoc yoe yoi yol yom yon yoo yop yor you yoy ypl ypo ypu yrc yre yrn yro yrp yru yue yui yul yum yun yuo yup yur yuu yuy yyc yye yyu yyy