prse prsi prso prss prti prtp prtr psei psfs pshs psht psip psis psoi psos psph pspi pspp pspr psps psrp psse psso psst psts pter pths ptop ptrf reef reep rees reet refe reff refi refr refs reft rehe rehi rehs reht reif reii reir reis reit reof reop reos reot repe repi repo repp repr reps rept rere reri rero rers rert rese resh resi reso resp ress rest rete reth reti reto retr rets rett rfef rfhs rhee rheo rhes rhet rhfs rhhs rhio rhoh rhos rief riep rier ries riet rife riff rifs rift riho rihs riht riif riis rios riot ripe ripi ripp ripr rips ript rire riri rirs rise rish risi riso risp riss rist rite rith riti rito rits ritt roer roes roet rofe roff rofo rohe rohr rohs roif roio roir rois roit roof rooi roop roor roos root rope ropo rops rore rori roro rort rose rosh rosi roso rosp ross rost rote roth roti roto rotr rots rott rpet rpho rphs rpii rpoe rpof rpos rpps rpts rrhs rrif rrrr rrsp rsee rshs rsis rsos rspo rsps rsre rstp rsts rtee rtei rtes rths rtps rtss rttp rtts s-ii s-os se-e se-f se-h se-i se-o se-s se-t seef seeh seep seer sees seet seff sefi seft sehe sehr sehs seie seif seih seii seip seir seis seit seoi seop sepe sepi sepo sepp sepr seps sept sere serf seri sero serp serr sers sert sese sesh sesi seso sess sest set- sete setf seth seti seto sets sett sfer sfhs sfio sfor sfos sfro sfss sftp sfts she- shee shef sheh sheo shep sher shes shet shft shhh shhs shie shih shii shio ship shir shis shit shoe shof shoo shop shor shos shot shps shpt shre shri shrp shrs shts sief sier sies sife siff sifo sifr sift sihi sihr sihs siht siit sioe siop sior sios siot sipe sipi sipo sipp sips sipt sire sirf siri siro sirp sirr sirs sirt sise sish sisi siss sist sit- site sith siti sito sits sitt soeo soep soes sofi sofo soft sohh soho sohp sohs soie soif soir sois soit soof soop soor soos soot sope soph sopi sopo sopp sops sore sorh sori soro sorr sors sort sose sosh sosi soso soss sost sote soth soto sotp sots spee spef sper spes spet spfs sphr sphs spht spie spio spip spir spis spit spoo spop spor spos spot sppf spps spri spro sprs spse spso spsp spss spst spto sptr spts sreo sres srfi srhs sris sros srps srpt srsp srtp srtr ssee ssep sses sset ssfp sshs ssis ssit ssop ssot sspe sspf sspo ssps sspt ssri ssrs sssf sssh sssi ssss ssth sstp ssts stee stef steo step ster stes stet sths stie stif stih stio stip stir stis stit stoe stof stoo stop stor stos stot stpf stpp stps stre stri stro strs stsf stsi stss sttr teef teer tees teet teff tefi teft tehi teho tehr teie teip teir teis teoh teor teos tepe tepi tepp ter- tere terf teri tero terp terr ters tese tesh teso tesp tess test tete teth teti teto tetr tets tett tfot tfpt tfrs tfsi tfss tftp the- thee thef thei theo thep ther thes thet thhp thi- thie thif thio thir this thoe thof thoo thor thos thot thpp thre thri thro thse thsr thss thtr thts tie- tiee tief tiei tieo tiep tier ties tiet tiff tifo tift tiht tiit tiop tios tip- tipe tipi tipo tipp tips tipt tire tiri tiro tirr tirs tise tish tisi tiso tiss tist tite tith titi tito titp tits titt toee toeh toei toer toes toet toff tofi tofo toft tohi toho toie tois toit toof tooh toor toos toot top- tope topf toph topi topo topp tops topt tore torf tori toro torp torr tors tort tose tosh tosi toso toss tost tote toth toti toto totr tots tott tper tphs tpir tppp tppr tprs tpte tptp tptr tre- tree tref trei treo tres tret trfr trhs tri- trie trif trio trip tris trit troe troi troo trop tros trot trpe trpp trps trsi trst trte trtr tses tset tshe tshi tshs tsis tsoi tsop tsos tspo tsps tspt tsse tssf tssi tssr tsst tsts tteo tter ttff ttoe ttop ttss tttt