ppps pprc ppru ppss ppta ppts pptt ppur prae prar pras prat prau prbc prbs prca prcc prcp prcs pre- preb prec pree prep pres pret preu prps prrs prsa prsc prse prss prtc prtp prtr prue prus prut pruu psac psap psas psat psbr psbt psca pscu pseb psec pspp pspr psps psrp pssa pssc psse psst psts pstu ptab ptas ptca ptcc pter ptsa pttc pu-e puar puas pube pubs pubu puca puce puer puet pueu pupa pupe pups pupu pur- pura purb pure purp purr purs puru pusa puss pust put- puta pute puts putt putu puuc raab raas raat raba rabb rabe rabs rabu rac- raca racc race racs ract racu raec raep raer raes rapa rapc rape rapp raps rapt rara rarb rare rars rasa rasc rase rasp rass rast rasu rata rate ratp rats ratt ratu raua raub rauc raue raup raus raut rbbb rbbr rbbs rbsp rbss rbst rcac rcas rcbc rccb rccc rccs rcep rcet rcps rcpt rcsa rcsc rcss rctc rcts rea- reac reae reap rear reas reat reau reba rebb rebe rebs rebu reca recc rece recp recr recs rect recu reeb reep rees reet repe repp repr reps rept repu rera rere rers rert reru resa rese resp ress rest reta rete retr rets rett reue reup reus reut reuu rpca rpcs rpet rpps rpta rpts rras rrat rrrr rrsp rsaa rscc rscs rsee rspb rsps rsre rssa rstp rsts rstu rsua rtas rtca rtcc rtce rtee rtes rtpa rtps rtss rttp rtts ruas ruba rubb rube rubp rubs rubu ruca ruce ruct ruer rues ruet rupa rupe rupp rupt rura rurc rure rurp rurs ruru rusa ruse russ rust rusu ruta rute ruts rutt rutu sa-c saab saac saae saap saar saas saat saba sabb sabc sabe sabr sabs sabu saca sacc sace sacr sacs sact sacu saeb saer saes sapa sape sapp saps sara sarc sare sarp sarr sars sart saru sasa sasc sase sass sast sata satb satc sate satr sats satt satu saua sauc saue saup saur saus saut sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sber sbsa sbse sbsp sbst sbtc sbus scaa scab scac scap scar scas scat scba sccc scce sccp sccs scct scea scec scee scep scer scet scpa scpb scpe scps scpt scr- scra scrc scre scrs scsa scsc scsr scst scsu sctc sctr scts scua scub scup scur scut se-c se-e se-s se-t se-u seaa seab seac seap sear seas seat seau seba sebe sebs sebt sec- seca secc sece secr secs sect secu seea seeb seec seep seer sees seet seeu sepa sepe sepp sepr seps sept sepu sera serb serc sere serp serr sers sert seru sesa sesc sese sess sest set- seta setc sete sets sett seur sp-a spac spae spap spar spas spat spau spca spcc spcs spea speb spec spee sper spes spet spps sprs spsa spse spsp spss spst spta sptb sptc sptr spts spue spur spus sput sras srbc srcc srct sreb srec sres srpc srps srpt srsp srta srtp srtr srub ssaa ssab ssac ssap ssas ssat ssau ssbr ssca sscc ssce sscp sscs ssec ssee ssep sses sset sspa sspc sspe ssps sspt ssra ssrc ssrs sssa sssb sssc ssss ssta sstb sstc sstp ssts stab stac stae stap star stas stat stau stbc stbs stca stcc stcp stcs stcu stea stec stee step ster stes stet stpp stps stra strc stre strs stru stss sttc sttr stub stuc stue stup stur stus stut suar suas suat sub- suba subb subs suc- succ sucr sucs suee suer sues suet sueu sup- supa supe supp supr sups supt sur- sura surc sure surp surr surs surt suru sus- susa suse susp suss sust susu suta sute sutu suus taa- taar taas taat taba tabb tabc tabe tabs tabu taca tacc tace tacs tact taec taer taes tapa tape tapp tapr taps tapt tapu tara tarb tarc tare tarp tarr tars tart taru tasa tasb tasc tase tasp tasr tass tast tasu tata tatb tate tatr tats tatt tatu taua taub tauc taue taur taus taut tbar tbas tbbs tbca tbcb tbcc tbce tbrb tbsp tbst tbta tbtp tcap tcbs tcca tccc tccu tcep tcpa tctc tcts teac tear teas teat teba tebu teca tecr tecs tect teec teer tees teet tepa tepe tepp tepu ter- tera terc tere terp terr ters teru tesa tesc tese tesp tess test teta tete tetr tets tett tetu teut tpac tpap tpau tpcp tpcs tper tppa tppp tppr tprs tpsa tpsc tpte tptp tptr tput traa trab trac trae trap tras trat trau trca trcc tre- trea trec tree tres tret treu trpa trpc trpe trpp trps trra trst trtc trte trtr trub truc true trus trut truu tsaa tsar tsat tsau tsbc tsca tscc tscp tsec tses tset tsps tspt tssa tsse tssr tsst tstc tsts tsup ttab ttbb ttcp tter ttss tttt tuae tuar tuas tuat tuba tubb tube tubr tubs tubu tuca tucc tuer tues tuet tupa tupe tups tupu tura turb turc ture turp turr turs turt turu tusa tusc tuss tust tuta tute tuts tutt tutu u-rp uabc uaca uaes uarc uars uart uaru uasa uasp uata uatu uaua ubac ubar ubba ubbe uber ubet ubpc ubra ucar ucas ucat ucbc ucca uccp ucea uces ucpa ucpb ucrc ucsa ucsb ucsc ucst ucsu ucua ucut ueba uers uess upac upar upas upat upbe upca upcs uppa uppc uppe uppp uppu upra upsa upsc upse upup urac urap uras urat urau urba urbe urbs urca ure- urea ures uret urra urre ursa urse urss ursu urte urts urup urur urus urut us-a usaa usac usap usar usas usat usba usbc usbe usbr usbs usca uscc usce uscs usea usee user uses uset uspa uspc uspp usps usra ussa ussb ussc usse ussr usss usst ussu usta ustb ustc uste ustp usts usua usus utac utas utau utec utep uter utes utpa utsa utsc uttu uucp uuta uuuu

-aaa- -cpca