nrlb nrpn nrps nrrl nrsp nrtl nrts nseb nsel nsep nser nsin nsis nslp nslr nsls nsnr nspi nsps nsrl nssb nsse nssp nssr nsss nstl nstp nsts nstu nsub nter ntes nteu ntis ntnu ntrl ntru ntsb ntss ntsu nttr ntui nube nubi nubl nubs nuee nuel nuer nuin nuit nule nuli null nune nunn nuns nunt nupe nups nure nuri nurl nurn nurp nurr nurs nurt nuru nuse nusi nusl nuss nust nusu nute nuts nutt nutu pbil pblu pbrs pbsp pebl peel peen peep peer pees peet peil pein peip peir peis peit pel- pelb pele pell pels pelt pelu pen- pene peni penn pens pent penu pepe pepi peps per- pere peri perl pern perp perr pers pert peru pese pesi pess pest pesu pete peti petn petr pets pett peul peun peur peut pibb pibi piel pien piep pier pies piet piip pil- pile pili pill pils pilt pilu pine pini pinn pinp pins pint pinu pipe pipi pipp pips pire piri pirl pirn pirr pirs piru pise pisi piss pist pisu pite piti pitr pits pitt pitu pius plbr ple- pleb plee plei plen ples plet pleu plib plie plin plip plis plit plnt plpp plri plsi plss pltt plue plup plur plus pnes pnet pneu pnin pnln pnnl pnpp pntl pntr pnup ppen pper ppib ppie pple ppli pppn pppp ppps ppru ppss pptn ppts pptt ppur prbs pre- preb pree prel pren prep pres pret preu pri- prie prii prin pris prle prlr prls prnp prps prri prrs prse prsi prsl prss prti prtp prtr prue prus prut pruu psbr psbt pseb psei psel psil psip psis psni psnr pspi pspp pspr psps psrp psse psst psts pstu ptbl pten pter ptui pu-e pube publ pubs pubu puel puer puet pueu puin puir puis puit puiu pule puli pull pulp puls pult pulu pune puns punt punu pupe pupi pupl pups pupu pur- purb pure puri purl purp purr purs puru pusi puss pust put- pute puti puts putt putu rbbb rbbr rbbs rbis rble rbsl rbsp rbss rbst rebb rebe rebs rebu reeb reel reen reep rees reet reii reil rein reir reis reit reiu relb rele rell relp rels relt rene reni renn rens rent renu repe repi repl repp repr reps rept repu rere reri rers rert reru rese resi resn resp ress rest rete reti retr rets rett reue reul reup reus reut reuu rib- ribe ribs ribu riel rien riep rier ries riet rieu riin riis rile rill rilp rilu rine rinn ripe ripi ripl ripp ripr rips ript rire riri rirs rise risi risp riss rist risu rite riti ritl rits ritt ritu riue rius rlee rleu rlin rlls rnbr rnie rnin rnli rnnt rnsp rntp rnut rpet rpii rpls rppn rpps rptn rpts rrle rrrr rrsp rrun rsbi rsee rsis rslp rsnn rsnr rspb rsps rsre rssl rstp rsts rstu rtee rtei rtes rtle rtls rtlt rtns rtps rtss rttp rtts rubb rube rubi rubp rubs rubu ruel ruen ruer rues ruet ruin ruis ruit rule rull rune runi runn runs runt rupe rupp rupt rure ruri rurp rurs ruru ruse rusi russ rust rusu rute ruti rutl ruts rutt rutu ruun s-ib s-ii sbbs sber sbse sbsi sbsp sbst sbtn sbus se-e se-i se-n se-s se-t se-u sebe sebi sebs sebt seeb seel seen seep seer sees seet seeu seie seii seil sein seip seir seis seit seiu selb sele seli sell sels selt selu sene seni senn senr sens sent sepe sepi sepn sepp sepr seps sept sepu serb sere seri sern serp serr sers sert seru sese sesi sess sest set- sete seti setl sets sett seui seul seur sibe sibi sibs sibu siel sien sier sies siit sil- sile sili sill sils silt silu sine sini sinn sinp sins sint sinu sipe sipi sipp sips sipt sire siri sirp sirr sirs sirt siru sise sisi siss sist sisu sit- site siti sitn sits sitt situ siue siui sius siut sl-i slbp sleb slee slep sler sles slet slib slie slip slir slit slln sllp slpi slpp slps slre slrn slrp slrs slst slsu slts slub slue slup slur slut sneb snee snel snep sner snes snet snib snie snip snir snit snns snpp snrs snte sntr snub snur snus speb spee spel spen sper spes spet spib spie spin spip spir spis spit sple splp splr spls spne spns spps spri sprs spse spsp spss spst sptb sptr spts spue spui spun spur spus sput sreb sres srib sris srni srnn srps srpt srsp srtp srtr srub ssbn ssbr ssee ssep sses sset ssin ssis ssit ssle sslp sslt ssns sspe sspl ssps sspt ssri ssrl ssrs sssb sssi ssss sstb sstl sstp ssts stbs stee stel sten step ster stes stet stib stie stil stip stir stis stit stle stln stlt stnn stnr stns stpp stps stre stri strn strs stru stsi stss sttr stub stue stul stun stup stur stus stut sub- subb subi subl subs suee suel suen suer sues suet sueu suie suin suir suis suit sul- sule suli sull sulp sult sulu sun- sunb sune suni sunn suns sunt sunu sup- supe supp supr sups supt sur- sure suri surn surp surr surs surt suru sus- suse susi susp suss sust susu sute suti sutu suus tbbs tbil tbit tbrb tbsp tbst tbtp tebu teel teen teer tees teet teie teil tein teip teir teis teiu tel- tele teli tell teln tels telt telu tenb tene teni tenn tenp tens tent tenu tepe tepi tepp tepu ter- tere teri tern terp terr ters teru tese tesl tesp tess test tete teti tetr tets tett tetu teut tibi tibs tibu tie- tiee tiei tiel tien tiep tier ties tiet tiit tiiu tile till tiln tilr tils tilt tine tini tinn tins tint tinu tip- tipe tipi tipp tips tipt tipu tirb tire tiri tirl tirr tirs tiru tisb tise tisi tiss tist tite titi titp tits titt