erra erre errs ersa erse erst erta erts ertu erua erub erur erus esab esar esas esat esau esba esbs esea esee eser eses eset espa espe espp esps esra essa esse essp esst essu esta este estp estr ests esus etap etas etat etbr etee eter etes etra etre etsu etta ette ettu etua euba euer eur- eura eure eurt eusa euse paap paar paas paat paba pabt pabu paea paep paer paes papa papb pape papp papr paps par- para pare parp parr pars part paru pasa pase pasp pass past pata pate patr pats patt patu paua paup paur paus paut pbar pbpa pbrs pbsa pbsp peab peap pear peas peat peau peba peep peer pees peet pepa pepe peps per- pera pere perp perr pers pert peru pesa pese pess pest pesu peta pete petr pets pett peur peut ppap ppar pper pppa pppp ppps ppru ppss ppta ppts pptt ppur prae prar pras prat prau prbs pre- preb pree prep pres pret preu prps prrs prsa prse prss prtp prtr prue prus prut pruu psap psas psat psbr psbt pseb pspp pspr psps psrp pssa psse psst psts pstu ptab ptas pter ptsa pu-e puar puas pube pubs pubu puer puet pueu pupa pupe pups pupu pur- pura purb pure purp purr purs puru pusa puss pust put- puta pute puts putt putu raab raas raat raba rabb rabe rabs rabu raep raer raes rapa rape rapp raps rapt rara rarb rare rars rasa rase rasp rass rast rasu rata rate ratp rats ratt ratu raua raub raue raup raus raut rbbb rbbr rbbs rbsp rbss rbst rea- reae reap rear reas reat reau reba rebb rebe rebs rebu 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 rpet rpps rpta rpts rras rrat rrrr rrsp rsaa rsee rspb rsps rsre rssa rstp rsts rstu rsua rtas rtee rtes rtpa rtps rtss rttp rtts ruas ruba rubb rube rubp rubs rubu ruer rues ruet rupa rupe rupp rupt rura rure rurp rurs ruru rusa ruse russ rust rusu ruta rute ruts rutt rutu saab saae saap saar saas saat saba sabb sabe sabr sabs sabu saeb saer saes sapa sape sapp saps sara sare sarp sarr sars sart saru sasa sase sass sast sata satb sate satr sats satt satu saua saue saup saur saus saut sbaa sbar sbas sbbs sber sbsa sbse sbsp sbst sbus se-e se-s se-t se-u seaa seab seap sear seas seat seau seba sebe sebs sebt seea seeb seep seer sees seet seeu sepa sepe sepp sepr seps sept sepu sera serb sere serp serr sers sert seru sesa sese sess sest set- seta sete sets sett seur sp-a spae spap spar spas spat spau spea speb spee sper spes spet spps sprs spsa spse spsp spss spst spta sptb sptr spts spue spur spus sput sras sreb sres srps srpt srsp srta srtp srtr srub ssaa ssab ssap ssas ssat ssau ssbr ssee ssep sses sset sspa sspe ssps sspt ssra ssrs sssa sssb ssss ssta sstb sstp ssts stab stae stap star stas stat stau stbs stea stee step ster stes stet stpp stps stra stre strs stru stss sttr stub stue stup stur stus stut suar suas suat sub- suba subb subs suee suer sues suet sueu sup- supa supe supp supr sups supt sur- sura sure surp surr surs surt suru sus- susa suse susp suss sust susu suta sute sutu suus taa- taar taas taat taba tabb tabe tabs tabu taer taes tapa tape tapp tapr taps tapt tapu tara tarb tare tarp tarr tars tart taru tasa tasb tase tasp tasr tass tast tasu tata tatb tate tatr tats tatt tatu taua taub taue taur taus taut tbar tbas tbbs tbrb tbsp tbst tbta tbtp tear teas teat teba tebu teer tees teet tepa tepe tepp tepu ter- tera tere terp terr ters teru tesa tese tesp tess test teta tete tetr tets tett tetu teut tpap tpau tper tppa tppp tppr tprs tpsa tpte tptp tptr tput traa trab trae trap tras trat trau tre- trea tree tres tret treu trpa trpe trpp trps trra trst trte trtr trub true trus trut truu tsaa tsar tsat tsau tses tset tsps tspt tssa tsse tssr tsst tsts tsup ttab ttbb tter ttss tttt tuae tuar tuas tuat tuba tubb tube tubr tubs tubu tuer tues tuet tupa tupe tups tupu tura turb ture turp turr turs turt turu tusa tuss tust tuta tute tuts tutt tutu u-rp uaes uars uart uaru uasa uasp uata uatu uaua ubar ubba ubbe uber ubet ubra ueba uers uess upar upas upat upbe uppa uppe uppp uppu upra upsa upse upup urap uras urat urau urba urbe urbs ure- urea ures uret urra urre ursa urse urss ursu urte urts urup urur urus urut us-a usaa usap usar usas usat usba usbe usbr usbs usea usee user uses uset uspa uspp usps usra ussa ussb usse ussr usss usst ussu usta ustb uste ustp usts usua usus utas utau utep uter utes utpa utsa uttu uuta uuuu

-aaa- -tree a-a-p a-sea aaaas aaaee aaasa aaass aaata aabaa aabba aabps aabra aapep aapua aarau aarts aarup aasee aaset aasra aatsr abaab ababa ababe ababs ababu abaer abara abare abaru abasa abase abass abate abbar abbas abbat abbes abbet abbrs abbur abear abeat abeau abeba abebe abeer abees abeet abera abere aberr abert abest abets abrar abras abres abreu abrus absar absee abset abstr absut abtaa abtar abura aburr abuse abust abuta abute abuts abutt aeaea aebbe aepus aeres aerru aerts aerus aespa aetas aetat aeter apapa apar- apara apare apars apart apasa apass apast apata apate apatt apear apeba apeep aper- apera apere apers apert aperu apese apess apest apet- appar apper appts apres aprus apsar apsat apses apset apter apura apure ar-ab araat arab- araba arabe arabs