iiii iiit iitr iitt ippr ippy ipri ipur iput iri- irip iriy irri irti irtp itri itry itty itup itur iuiu iupp iuty iypt piip pipi pipp pipy piri pirr piru piry piti pitr pitt pitu pity pppp ppru pptt ppur pri- prii prri prti prtp prtr prut pruu ptui puir puit puiu pupi pupu pupy pur- puri purp purr puru pury put- puti putt putu puy- puyi puyt pypy pyr- pyri pyry pytt ripi ripp ripr ript riri riti ritt ritu rpii rrrr rttp ruit rupp rupt rupy ruri rurp ruru ruti rutt rutu ruty ruyi ryip rytt ryyt tiit tiiu tip- tipi tipp tipt tipu tiri tirr tiru tiry titi titp titt titu tiyi tpir tppp tppr tptp tptr tput tri- trip trit trpp trtr trut truu try- tryp tttt tuit tuiu tupi tupu tupy turi turp turr turt turu tury tuti tutt tutu tuty tyir typ- typp typy tyr- tyrr tyti tytt tyty tyup u-rp uipi uirr uppp uppu uppy upri upup uriu urri urry urup urur urut utri utti uttu uuri uuuu uyir yirr yiti yitp ypir yput yuit yupi yuri yurt yury yutu yuty yuyu yyyy