iiii iiio iiit iioi iioo iiop iitr iitt ioii ioio ioit iooi iooo iori ioto ipop ippo ippr ippy ipri ipto iptv iri- irio irip iriy irop irov irri irti irtp itoi itoo itor itri itry itto itty ivor ivry iypt oiii oirt oiry oiti oooo oort oory ootp ooty opii opio opit opo- opor oppi oppo oppy opry opti opto ori- orio orit oro- oror orot oroy orpi orri orro orry orto orvr otit oto- otoo otor otov otoy otpp otro otry otti otto otyr ovi- ovo- ovoo ovot ovpp oyri piip piot pipi pipo pipp pipy piri piro pirr piry piti pito pitr pitt pity pivo piyo poio poop poor poot pop- popi popo popp popt popy pori poro porr port pory poti poto pott poty povo poyo poyr pppo pppp pptt pptv pri- prii priv pro- proo prop prot prov prri prti prtp prtr ptop pyo- pyot pypy pyr- pyri pyro pyry pytt riot ripi ripp ripr ript riri riti rito ritt rivo rivp riyo roio roir roit rooi roop roor root ropo ropy rori roro rort rory roti roto rotr rott roty rovi rovo royt rpii rrrr rttp rtvi ryip ryot rytt ryyt tiit tiop tip- tipi tipo tipp tipt tiri tiro tirr tiry titi tito titp titt tivi tivo tivy tiyi tiyo to-y toit toor toot top- topi topo topp topt topv tori toro torp torr tort torv tory toti toto totr tott toty tovo toyo toyt tpir tppp tppr tptp tptr tpyo tri- trio trip trit troi troo trop trot troy trpp trpv trtr try- tryo tryp ttop ttoy tttt tvri tvro tvrr tvtv tvyo tyir typ- typo typp typy tyr- tyro tyrr tyti tyto tytt tyty viii vipr viri viro virr virt viry viti vito vitt vivi vivo vivy voio voip voir voit voor voot vopt vor- vori voro vort vory voto votp voyi vpro vrio vrot vrto vryt vt-i vtpr vvvv vyir vyit vyrt yirr yiti yitp yivo yoit yoop yoot yopo yopy yori yoro yort yory yott yoyo ypir yvor yvto yyyy