rayr rayu rcac rccc rcdc rcnr rcpd rcrd rcyc rdac rdap rdna rdpc rhap rhau rhcp rhun rhyd rncp rndc rndp rpca rpdp rppn rpyc rrad rrah rrna rrrr rrun ruad ruah ruan ruca ruch ruda rudd rudp rudy ruhh ruhn ruhr runa runc rund runn runy rupa rupp rupy rura rurc rurd rurp ruru ruud ruun ruya ruyd ryad ryan rych ryda rydy ryna rynd rynn ryun u-rp uaca uarc uaru uaua ucad ucan ucar ucca uccp ucdc ucdd ucha ucpa ucph ucrc ucua udaa udad udar udau uday udca udny udpd udra udun uh-d uhna uhry uhuh uhup unaa unac unan unar unau unca uncc unch uncp unda undy unha unna unpa unpc unra upac upar upay upca upda upnp uppa uppc uppp uppu uppy upra upup upya urac urad uran urap urau uray urca urch urcy urda urdu urdy urna urra urrh urry urun urup urur uryn uucp uuuu uuyn uyan uyar yaan yaar yacc yacp yacy yada yadu yahn yahu yana yann yapa yapp yara yard yarn yarp yarr yaru yary yaud yaup yaya yayu yccc ycch ydad ydan yday ydna ydnp yhad yhar yhud yhyd ynca ynch ypcc yrad yrun yryn yuan yuca yuda yudh yudu yuna yund yuny yura yurd yurn yury yuya yuyu yyyy