-ous ffff ffps ffrr ffss floo flop flor flos flou flow fluf fluo flur flus fofo foll folo folr fols foof fool foos fopp fops for- forl foro forr fors foso foss foul foup four fous fowl fprf frol frop fros frou frow frps frso fsfo fspf fssf fssp fuff fufu full fuls fulu fuor fur- furl furo furr furs fuso fuss fusu llll lloo llps loff loll lolo lols loof lool loop loor loos lopp lops lopu loro lors loso losp loss loul loup lour lous louu louw lowl lowp lowr lows lowu loww lpfp lppl lprp lpss lrps lrpu lrrr ls-r lsfw lsof lspl lspr lsso lssp lssr luff lufu lull lulu lupo lupu lurs luso luss luup luwo luwr luwu lwoo lwow off- offo offr offs offu ofor ofus olfs ollo olof olor olos olur ooff oofs oolo oooo ooos oops oous opls opo- opor opos oppo opps opsu opus orff orfs orfu orlo orlu oro- orof oror oros orps orro orrs orso orsu orup orus orwo oslo osoo osor osos osow osro osso ossu osul ouff ouls oulu our- ouro ours ouu- owls owow owul owur pfff pffr pfps plff ploo plop plos plou plow plpp plss plup plur plus poff poll polo pols polu poof pool poop poor poos pop- popo popp pops poro porr pors poso poss pouf poul poup pour pous pouw powl powp powr pows pplo ppos pppo pppp ppps pprf ppru ppsf ppss ppur prfs prlr prls pro- prof prol proo prop pros prou prow prps prrs prsl prso prss pruf prus pruu psfs psol psos psou pspp pspr psps psrp psso puff pull pulo pulp puls pulu pupl pups pupu pur- purl puro purp purr purs puru puss pwll rffl rlls roff rofl rofo rolf roll rolo rolp roof rool roop roor roos ropo rops roro roru roso rosp ross rouf roul roup rous rowf rowl rowp rowr rows roww rpls rpof rpos rpps rpwl rrrr rrsp rslp rsos rspo rsps rssl ruff rufo rull rulo rupp ruro rurp rurs ruru ruso russ rusu s-os sfls sfor sfos sfro sfss sfsu sfwu sllp sloo slop slos slow slpp slps slrp slrs slsu slup slur sofo solf soll solo solp solr sols soof sool soop soor soos sopo sopp sops sopu soro sorr sors soru soso soss souf soul soup sour sous sowf sowl sowp sowr sows spfs splo splp splr spls spoo spop spor spos sppf spps spro sprs spso spsp spss spur spus sros srps srsp ssfl ssfp sslp ssop sspf sspl sspo ssps ssrl ssrs sssf ssss ssws suf- suff sufr sufs sufu sul- sulf sull sulo sulp sulu suor suos sup- supo supp supr sups sur- surf suro surp surr surs suru sus- suso susp suss susu suus suwu swfu swoo swop swor swow swpl swrl swss u-rp ufos ullo ullr ulo- ulos ulow ulul ulus uofl uofo uofw uor- uplo upor upos uppp uppu upup urff urls uro- urol uroo urpo urso urss ursu urup urur urus usfl usfs uslp uslu usos uspo uspp usps ussf ussr usss ussu usul usus uulu uuuu uwsp wfff wflf wfll wflo wflr wfls wflw wfor wfos wfpf wfpl wfps wfrf wfrl wfro wfrp wfrs wfru wfrw wfso wfsp wfsr wfss wfsu wful wfur wfus wfwl wfwo wlff wlfl wlfp wlfr wlfs wlfw wllf wlll wllr wllw wlof wlol wloo wlop wlor wlos wlou wlpo wlpr wlps wlpw wlro wlrp wlrr wlrs wlrw wlso wlsp wlsr wlss wlsu wlsw wlup wlur wluw wlwf wlwl woff wofl wofr wolf woll wolp wolr wols wolw woof wool woop woos woow wopp wops worf worl woro worp worr wors worw wosf wosl woso wosp woss wosu wosw wouf woul woup wour wous wouw wowf wowl wowo wowp wows woww wpff wpfl wpfo wpfp wpfr wpfw wpll wplo wplp wplr wplw wpol wpop wpor wpow wppl wppr wprf wprl wpro wprp wprr wprs wpsf wpsl wpso wpsp wpsr wpsu wpul wpup wpur wrff wrfl wrfs wrfu wrfw wrlf wrll wrlp wrlr wrls wrlu wrol wroo wrop wros wrow wrpp wrpr wrps wrpw wrrl wrro wrrs wrrw wrsf wrsl wrso wrsr wrss wrsw wruf wrul wrup wrus wrwr wsff wsfl wsfp wsfr wsfs wsfw wsll wslo wslp wslu wslw wsof wsol wsoo wsop wsor wsos wsou wspf wspl wspo wspr wsps wsrf wsro wsrp wsrs wsru wsrw wssl wssp wssr wsss wssu wssw wsuf wsul wsup wsur wsus wsuw wswr wsws wsww wuff wufl wufo wufr wulf wull wulr wuls wulu wupf wupl wupr wups wupw wur- wurl wurp wusf wusl wuso wusp wusr wuss wusu wusw wuuf wuuu wuwf wwfl wwfp wwfr wwfw wwlf wwll wwlp wwlr wwls wwlu wwlw wwof wwol wwor wwos wwow wwpl wwpr wwpw wwrf wwrl wwrr wwru wwrw wwsf wwsl wwsp wwsr wwss wwsu wwuf wwus wwwl wwwr wwws wwww