osso osta osti ostr osts otap otar otas otis otit oto- otoo otor otos otow otpp otpw otra otro otrs otsa otso otta otti otto otts otwo owai owar owia owir owow owsa owt- owtt owwa paap paar paas paat paia paio paip pair pais pait paos papa papi papp papr paps par- para pari paro parp parr pars part pasa pasi paso pasp pass past pasw pata pati pato patr pats patt pawa pawi pawo pawr paws piai piao pias piat piia piip piot pipa pipi pipo pipp pips pira piri piro pirr pirs pisa pisi piso piss pist pita piti pito pitr pits pitt piwi poar poas poat poia poio pois poop poor poos poot pop- popa popi popo popp pops popt pora pori poro porr pors port posa posi poso poss post pota poti poto pots pott potw powa powp powr pows powt ppap ppar ppoa ppos pppa pppo pppp ppps ppss ppta ppts pptt prai prao prar pras prat praw pri- pria prii pris pro- proa proo prop pros prot prow prps prri prrs prsa prsi prso prss prti prtp prtr psap psas psat psaw psia psip psis psoa psoi psos pspi pspp pspr psps psrp pssa psso psst psts pswa ptas ptop ptsa pwaa pwts raas raat raia raii raip rair rais rait raop raos rapa rapi rapp raps rapt rara rari raro rars rasa rasi raso rasp rass rast rata rati rato ratp rats ratt rawa rawr raws raww riaa riai rias riat riia riis rios riot ripa ripi ripp ripr rips ript riri rirs risa risi riso risp riss rist rita riti rito rits ritt riwo roap roar roas roat roia roio roir rois roit rooi roop roor roos root ropa ropo rops rora rori roro rort rosa rosi roso rosp ross rost rota roti roto rotr rots rott rowa rowi rowp rowr rows rowt roww rpii rpos rpps rpta rpts rras rrat rrrr rrsp rsaa rsai rsis rsos rspo rsps rssa rstp rsts rtai rtas rtpa rtps rtss rttp rtts s-ii s-os saap saar saas saat saia saip sair sais sait saoi saor saos sapa sapi sapo sapp saps sara sari saro sarp sarr sars sart sasa sasi saso sass sast sata sati sato satr sats satt sawa sawi saws sawt siaa siai sias siat siit siop sior sios siot sipa sipi sipo sipp sips sipt sira siri siro sirp sirr sirs sirt sisa sisi siss sist sit- sita siti sito sits sitt siwa siwi soap soar soas soat soaw soia soir sois soit soop soor soos soot sopa sopi sopo sopp sops sora sori soro sorr sors sort sosa sosi soso soss sost sota soto sotp sots sotw sowa sowi sowp sowr sows sowt sp-a spap spar spas spat spaw spia spio spip spir spis spit spoo spop spor spos spot spps spri spro sprs spsa spso spsp spss spst spta spto sptr spts sras sraw sris sros srps srpt srsp srta srtp srtr ssaa ssao ssap ssas ssat ssaw ssis ssit ssop ssot sspa sspo ssps sspt ssra ssri ssrs sssa sssi ssss ssta sstp ssts ssws stai stap star stas stat staw stia stio stip stir stis stit stoa stoo stop stor stos stot stow stpp stps stra stri stro strs stsi stss sttr swai swap swar swas swat swip swir swis swit swoo swop swor swot swow swpa swss swts taa- taar taas taat taia taio taip tair tais tait taoa taor taos tapa tapi tapo tapp tapr taps tapt tara tari taro tarp tarr tars tart tasa tasi tasp tasr tass tast tata tati tato tatr tats tatt tawa tawi tawo taws tawt taww tiaa tiao tiar tias tiit tiop tios tip- tipa tipi tipo tipp tips tipt tira tiri tiro tirr tirs tisa tisi tiso tiss tist tita titi tito titp tits titt tiwa tiwi toas toat toaw tois toit tooa toor toos toot top- topa topi topo topp tops topt tora tori toro torp torr tors tort tosa tosi toso toss tost tota toti toto totr tots tott towa tows tpap tpia tpir tppa tppp tppr tprs tprw tpsa tptp tptr tpws traa trai trao trap tras trat traw tri- tria trio trip tris trit troa troi troo trop tros trot trow trpa trpp trps trra trsi trst trtr tsaa tsai tsao tsar tsat tsia tsis tsoi tsop tsos tspo tsps tspt tssa tssi tssr tsst tsts tswa ttop ttss tttt twas twat twi- twip twis twit two- twoa twoo twop twos twot twps twrp twss waaa waai waao waar waas waat waaw waia waio waip wair wais wait waoo waor waos waow wapa wapi wapo wapp wapr waps wapt wapw war- wara wari waro warp warr wars wart warw wasa wasi waso wasp wasr wass wast wata wati wato watr wats watt watw wawa wawi wawo waws wawt wiaa wiar wiat wiii wiis wiit wioa wioi wioo wiop wios wiot wipa wipi wipo wipp wipr wips wipt wira wiri wiro wirr wirt wisa wiso wisp wisr wiss wist wisw wita witi witr wits witt wiwa wiwi woaa woai woap woar woas woat woio woir wois woop woos woot woow wopi wopp wops wora wori woro worp worr wors wort worw wosa woso wosp woss wost wosw wotr wots wott wotw wowi wowo wowp wows wowt woww wpaa wpap wpar wpat wpaw wpia wpio wpip wpir wpit wpoa wpoi wpop wpor wpot wpow wppa wppi wppr wppt wpra wpro wprp wprr wprs wprt wpsa wpso wpsp wpsr wpst wpta wpti wptr wptw wpwa wpwt wraa wrai wrao wrap wrar wras wrat wraw wrip writ wroa wroi wroo wrop wros wrot wrow wrpa wrpi wrpp wrpr wrps wrpw wrra wrro wrrs wrrw wrsa wrsi wrso wrsr wrss wrsw wrta wrti wrto wrtp wrtr wrts wrtw wrwa wrwr wsaa wsai wsar wsat wsia wsip wsir wsis wsoo wsop wsor wsos wspa wspo wspr wsps wspt wsra wsri wsro wsrp wsrs wsrt wsrw wssi wssp wssr wsss wsst wssw wsta wsto wstp wstr wsts wstt wstw wswi wswr