dddd ddry didi didu didy diii dipp dipu dird dirr diyi diyu dpyd drip drui drup druu dry- dudd dudu duid duir duri duru dury duur duyr dydd dyr- dyri dyru dyur dyyr idid idir iiii ipdi ipid ippr ippy ipri ipur irdp iri- irid irip iriy irri iuiu iupp pdpr piip pipi pipp pipy piri pirr piru piry ppid pppd pppp ppru ppur pri- prid prii prpd prrd prri prud pruu pudu puid puir puiu pupi pupu pupy pur- puri purp purr puru pury puy- puyi pypy pyr- pyri pyry ridd ridi ripd ripi ripp ripr riri rpdp rpii rrrr rudd rudi rudp rudy ruid rupp rupy rurd ruri rurp ruru ruud ruyd ruyi rydy ryip u-rp uddi udid udir udpd uipi uirr uppp uppu uppy upri upup urdu urdy uriu urri urry urup urur uuri uuuu uyir yidi yidu yird yirr yiud ypir yudu yupi yurd yuri yury yuyu yyyy