freo frep fret frob froe frog frop frot frou frub frue frug fter ftop ftpe ftub fubb fubu fuet fuff fufu fuge fugo fugu fuor fur- fure furg furo furr furt fute futo futu gbbo gebe geep geer geet gefe geft gege gegg gego geo- geof geog gepe gerb gere gero gert geru getb gete getg geto gett geue geup gfer gfor gftp ggbt ggfg gggg ggpo gobe gobo goef goer gofe goff gofr gofu gogo goof goog goop goor goot gope gopo gopu gorb gore gorf gorg goro gorp gorr gort gote goto gott gou- gouf goug goup gour gout gper gpgp gpot gprp grbr greb gree gref greg grep gret greu grob grof grog groo grop gror grot grou grrr grub grue gruf grug grur grut gtbr gtfo gtoe gtop gubb gubu guep guer guff gugb guge gugg gugu gurb gure gurg guro gurr gurt guru gute guto gutt gutu o-eo obbo ober obet oboe obor obot obre obro oegb oere oeuf ofer off- offe offo offr offu ofgo ofor ofre oftp ogb ogbe ogee oger ogfr ogge ogog ogou ogpu ogre ogro oobe ooer ooff oooo oore oort ootb ootp opep oper opet opo- opor oppo opto orbb orbe orbo orbu ore- oreb oreg oreo orer orfe orff orfu orge orgo oro- oroe orof oror orot orpe orro orte orto orub orup otee otep oter otfp oto- otoe otof otog otoo otor otpp otre otro otte otto ottu otur ouer oufe ouff ouge oupe our- oure ouro ourt out- outb oute outo ouu- pbrf peep peer peet peff pegg pego pegu peor peou pepe pepo per- pere perf perg pero perp perr pert peru pete peto petr pett peur peut pfet pfff pffr pfft pfte pger pgou pgpu pgup pobo poer poet poff poge pogg pogo poof poop poor poot pop- pope popo popp popt porb pore porg poro porr port pote potf poto pott potu pouf poup pour pout pper pppo pppp pprf ppru pptt ppur pre- preb pree pref preg prep pret preu pro- prob proe prof prog proo prop prot prou prtp prtr prue pruf prut pruu pter ptop ptrf pu-e pube pubu pueo puer puet pueu puff puft pugo pugu pupe pupu pur- purb pure purg puro purp purr puru put- pute puto putt putu rbbb rbbr rebb rebe rebo rebu reeb reef reep reet refe reff refg refr reft refu rege rego regr regt regu reof reog reop reot reou repe repo repp repr rept repu rere rerg rero rert reru rete reto retr rett reue reuf reup reut reuu rfef rgbe rgtr rob- robb robe robo robt robu roeg roer roet rofe roff rofo roge rogg rogo roob roof roog roop roor root rope ropo rore roro rort roru rote rotg roto rotr rott roub roue rouf roup rout rpet rpob rpoe rpof rrrr rtbf rtee rtfb rttp rubb rube rubp rubu ruer ruet rufe ruff rufo ruft ruge rugg rupe rupp rupt rure ruro rurp ruru rute ruto rutt rutu tbrb tbtp tebo tebu teef teer teet teff teft tegg tego tegt tegu teor tepe tepp tepu ter- tere terf tero terp terr teru tete teto tetr tett tetu teut tfeb tfot tfpt tftp tobe tobo tobt tobu toee toer toet toff tofo toft tofu toge togo togr togt toof toor toot top- tope topf topo topp topt topu tore torf torg toro torp torr tort toru tote toto totr tott toug toup tour tout tpbg tpeg tper tppp tppr tpte tptp tptr tput tre- tree tref treg treo tret treu trfr trge troe trog troo trop trot trou trpe trpg trpp trte trtr trub true trug trut truu ttbb tteo tter ttff ttoe ttop tttt tubb tube tubo tubr tubu tuer tuet tufe tuff tufo tuft tufu tugg tugu tuor tupe tupo tupu turb ture turf turg turo turp turr turt turu tute tuto tutt tutu tuuo u-rp ubbe ubbo uber ubet ubtf ufer uffe ufpb uftp ugeo ugep uggo uggt ugro ugur uguu uofg uofo uor- uore upbe upgo upor uppe uppp uppu upto upup urbe ure- uret urfe urff urft urge urgu uro- uroo urpo urre urte urup urur urut utep uter utfo utor utto uttu utug uutf uuuu

-tree bbbee be-er be-ro beber bebog bebop bebot beebe beeft beete beeut beffe befoe befog befor befur begee beget begge begob begof begor begot begto begue begur begut beofe beoff beote beour bepop beppe beppo beppu berbe bereg beret berge berob beroe beror berre berru berte berto betee beter betoo betor betou betre bett- bette betto beuer beure beute bfrog bo-bo bobet bobr bobre bobup boege boero boeuf boeur bofet boffo boger boget bogge bogoe bogof bogor bogot bogu bogue bogur bogut booer boore boort booru bopet borbo boree borer boret borge borgo borgu boro- boroo borot borou borre borro borup borut botet botou botro botte bottu bouee bouer bouet bouge boure bourg boute bouto brebu breef breer breet breg- brege bregg breo- brere breto brett breu- brobo broer broft broto broue brout brrrr bruer bruet bruff bruge brugg brute btr-t bubbe buber bufet buffe buffo buger bugge bugoo bugre buret burge burgo burgu buroo burro burru burte burtt burut buteo buter buto- butor butot butou butte butuo butut e-pro ebber ebbet eberg ebert eboue ebure eeeee eepee ef-tu efere efetf effer effet efore efter efuru efutu egger egret eofor eorre epopt epote epptb eptfe epure erbbe erber erege erept erere ergo- ergot eroge eroor erore eroto error errtu erte erter ertug erugo erupt etete etoro etour etree etrog etter eturu eubro euro- europ eurre febre feeor feere fefor fegue feoff feret ferr- ferre ferro ferte feter feto- fetor fette feuer feuge feute fogbo foggo fogou fogue fogup foore foote fore- foreo foret forge forgo forro forte forto forur fotte fotur fouee fouet fouge fougo foupe fourb foure fourg fouro fprot freep freer freet frege frere frett freur frobe froop froot frore frote froup frugo frute fruto ftrtt fu-fu fuego fuero fugee fuger fugro fugue fugug furbo furo-