iiii iiio iiis iiit iioi iioo iiop iios iirs iisi iisp iisr iist iitr iitt ioii ioio ioit iooi iooo ioos iops iori iors ioso ioto ipop ipos ippo ippr ippy ipri ipsi ipso ipsp ipss ipto ipts iptv ipvs iri- irio irip iris iriy irop irov irps irri irrs irsp irti irtp irts irvs isis isit iso- isop isor isos ispr isps ispy isri isrp issi isso issp issr isss issy isti isto istp istr ists isty isys itis itoi itoo itor itos itri itrs itry itsi itso itsp itsy itto itty ivor ivrs ivry ivys iyos iypt oiii oios oirt oiry oist oiti oooo ooos oops oort oory oosi oost ootp oots ooty opii opio opis opit opo- opor opos oppi oppo opps oppy opry opsi opsy opti opto opts ori- orio oris orit oro- oror oros orot oroy orpi orps orri orro orrs orry orsi orso orsy orto orts orvr orvs orys osii osip osis osoi osoo osor osos osov osro ossi osso ossy osti ostr osts osyp osyt otis otit oto- otoo otor otos otov otoy otpp otro otrs otry otso otti otto otts otyr ovi- ovis ovo- ovoo ovot ovpp oyri oyss oyst piip piot pipi pipo pipp pips pipy piri piro pirr pirs piry pisi piso piss pist pisy piti pito pitr pits pitt pity pivo piyo piys poio pois poop poor poos poot pop- popi popo popp pops popt popy pori poro porr pors port pory posi poso poss post posy poti poto pots pott poty povo povs poyo poyr poys ppos pppo pppp ppps ppss ppts pptt pptv pri- prii pris priv pro- proo prop pros prot prov prps prri prrs prsi prso prss prsv prti prtp prtr prys psip psis psoi psos psov pspi pspp pspr psps psrp psso psst psts pstv psvt psy- psys ptop pvts pyo- pyos pyot pypy pyr- pyri pyro pyry pyss pyst pytt riis rios riot ripi ripp ripr rips ript riri rirs risi riso risp riss rist riti rito rits ritt rivo rivp rivs riyo roio roir rois roit rooi roop roor roos root ropo rops ropy rori roro rort rory rosi roso rosp ross rost rosy roti roto rotr rots rott roty rovi rovo rovs roys royt rpii rpos rpps rpts rrrr rrsp rsis rsos rspo rsps rstp rsts rsvp rtps rtss rttp rtts rtvi rvsp ryip ryis ryot rysy rytt ryyt s-ii s-iv s-os s-vt siit siop sior sios siot sipi sipo sipp sips sipt sipy siri siro sirp sirr sirs sirt sisi siss sist sisy sit- siti sito sits sitt sity sivi siyi soir sois soit soop soor soos soot sooy sopi sopo sopp sops sopy sori soro sorr sors sort sory sosi soso soss sost sosv soto sotp sots sovo sovs soyo soys soyt spio spip spir spis spit spiv spoo spop spor spos spot spoy spps spri spro sprs spry spso spsp spss spst spto sptr spts spy- spyr spys sris sros srps srpt srsp srtp srtr srtv ssis ssit ssop ssot sspo ssps sspt ssri ssrs sssi ssss sstp ssts ssvp st-v stio stip stir stis stit stoo stop stor stos stot stoy stpp stps stri stro strs stry stsi stss sttr stvs styr stys svir svit svor svoy svtr syis sypo syro syrs syrt syry syso syss syst sytt sytv tiit tiop tios tip- tipi tipo tipp tips tipt tiri tiro tirr tirs tiry tisi tiso tiss tist titi tito titp tits titt tivi tivo tivy tiyi tiyo to-y tois toit toor toos toot top- topi topo topp tops topt topv tori toro torp torr tors tort torv tory tosi toso toss tost tosy toti toto totr tots tott toty tovo toyo toys toyt tpir tppp tppr tprs tptp tptr tpyo tri- trio trip tris trit troi troo trop tros trot troy trpp trps trpv trsi trst trtr trvs try- tryo tryp trys tsis tsiv tsoi tsop tsos tsoy tspo tsps tspt tssi tssr tsst tsts tsvi tsys ttop ttoy ttss tttt ttys tvis tvos tvri tvro tvrr tvss tvtv tvyo tyir typ- typo typp typy tyr- tyro tyrr tyss tyst tyti tyto tytt tyty viii vios vipr vips viri viro virr virt viry visi viso visp viss vist visy viti vito vitt vivi vivo vivy voio voip voir vois voit voor voot vopt vor- vori voro vors vort vory vosi voso voss voto votp voyi voys vpro vrio vris vrot vrsi vrto vryt vsip vsop vsrp vsto vt-i vtpr vtrs vvvv vyir vyis vyit vyos vyrt vyso vyss yips yirr yiss yist yiti yitp yivo yoit yoop yoot yopo yopy yori yoro yort yory yosi yoso yost yott yoyo ypir ypsi ysii ysop yspi yvor yvto yyyy