erub erur eubi euer eufi euin euoi eur- eure euro fbop febo feeb feen feer fefe feff fefi fefo feie fein feio feir fene feni fenn feof feon ferb fere fern fero ferr feru ffee ffff ffii ffrr ffun fibe fibp fief fien fier fife fiff fifi fifo fiii fine fini finn fino finp fioe fion fior fipp fire firn fnuf foer fofo foie foin fone fono foof foon fopp for- forb fore fori forn foro forr foun foup four fpin fprf free frei fren freo frep frib frie frin frio frip frob froe fron frop frou frub frue frun fubb fubu fuff fufu fuir fune funf fuor fur- fure furi furn furo furr i-be i-no ibfi ibie ibon ibri ibro ieie ieio iere ieri ifbb ifen ifer ifni ifno ifnr ifor ifpo ifrb ifrf ifri iiie iiii iiio iino iioi iioo iiop iipf inbe inbo inee ineu infi info infp inne inni inno innr innu ino- inoi inon inor inou inp- inpe inpi inpp inre inri inro inui inun inup iobi ioee ioii ioio ione ioni ionn iono ioof iooi iooo iore iori ioun ipen iper ipie ipin ipoe ipop ippf ippo ippr ipri ipur irbe irbp iree iren irer irfe irfu iri- irie irin irio irip irne irob iron irop irpe irre irri irun iuef iuiu iuno iupp n-ii n-up nbbo nber nbpp nbuf nebb nebe nebn nebo nebr nebu neeb neef neei neen neep neer nefe neff nefi neif nein neip neir nene neni neno nenu neo- neon neoo nepe nepi nepr nere nerf neri nero nerr neru neue neuf neun neuo neur neuu nfer nfff nfib nfip nfon nibe nibi nibo nief nien nieo nier nife niff niip niir niiu nine nini nino nion nioo niou nipe nipr nire niro niru niue niur nnnn nnpi nnpr nobi nobo nobu noer nofi noib noie noif noin noio noir non- none noni nonn nono nonu noo- noob noon nooo noop noor nope nor- norb nore norf nori norn noro norr noun noup nour npif npin npri nren nron nrpn nube nubi nuee nuer nuff nuin nune nunn nuno nuon nupe nure nuri nurn nurp nurr nuru o-eo obbo oben ober obie obin oboe oboi obon obor obre obri obro oen- oeno oere oeuf ofen ofer off- offe offo offr offu ofno ofor ofre oier oiii oion oire one- oneb onee onei oneo onep oner onie onir onne onni onno onon onor onpu onue onup onur oobe oobi ooer ooff oone oooo oore opei open opep oper opie opii opin opio opo- opon opor oppi oppo orbb orbe orbi orbo orbu ore- oreb oren oreo orer orfe orff orfi orfu ori- orie orif orin orio orne orni orno oro- oroe orof oron oror orpe orpi orri orro orub orup ouen ouer oufe ouff ouie ouii ouin ouir oun- oune oupe our- oure ourn ouro ouu- pbrf peen peep peer peff pein peio peip peir pen- pene peni penn peno penu peon peor peou pepe pepi pepo per- pere perf peri pern pero perp perr peru peun peur pfff pffr pfui pibb pibi pien piep pier piff piip pine pini pinn pino pinp pinu piob pion pipe pipi pipo pipp pire piri pirn piro pirr piru pneu pnin pnon pnpo pnpp pnro pnup pobo poer poff pofi poin poio pone poni pono ponp poof poon poop poor pop- pope popi popo popp porb pore pori porn poro porr pouf poui poun poup pour ppen pper ppib ppie ppif pppn pppo pppp pprf ppru ppur pre- preb pree pref pren prep preu pri- prie prif prii prin prnp pro- prob proe prof pron proo prop prou prri prue pruf pruu pu-e pube pubu pueo puer pueu puff puin puir puiu pune puno punu pupe pupi pupu pur- purb pure puri puro purp purr puru rbbb rbbr rebb rebe rebo rebu reeb reef reen reep refe reff refi refn refr refu reif reii rein reir reiu rene reni renn reno renu reof reop reou repe repi repo repp repr repu rere reri rero reru reue reuf reup reuu rfef rib- ribe ribo ribu rief rien riep rier rieu rife riff rifu riif riin rine rinf rinn rino rion riou ripe ripi ripp ripr rire riri riue rnbr rnie rnin rob- robb robe robi robo robu roen roer rofe roff rofo roif roin roio roir roiu rone roni rono roob roof rooi roon roop roor rope ropo rore rori roro roru roub roue rouf roun roup rpii rpob rpoe rpof rpon rppn rrif rrrr rrun rubb rube rubi rubp rubu ruen ruer rufe ruff rufo ruif ruin rune runf runi runn runo rupe rupp rure ruri ruro rurp ruru ruun u-ie u-rp ubbe ubbi ubbo uber ubii ubir ubon uein ueir ueno uepi ufer uffe ufip ufpb uipi uirr unbe uneb unee unef unen uner unfp uni- unie unif unii unin unio unir unne unni unno unon unop unrf unro uofo uone uor- uore upbe upen upie upin upne upnp upon upor uppe uppp uppu upri upup urbe urbi ure- urfe urff urfi urib urie urif urin uriu urne urni uro- uroo urpo urre urri urun urup urur uuen uuni uuno uuri uuuu

bbbee be-er be-in be-ro beber bebop beebe beene beepi beeri beffe befie befoe befor befur beibi beien beier beife beine beipu beire bene- benfe benin benne benni benno bennu benon benue benun benur beofe beoff beoir beone beorn beour bepen bepop beppe beppo beppu berbe berei beren berie berin berio beriu berne berno berob beroe beror berre berri berru berun beuer beuno beure bibbe bibbo biber bibie bibin bibio bibri biebe biefe bieno biere bieri biern bieup bifer biffi biffo bifor biner binne binub bione biore bioue bipib bipin biren birie birin birne birni biron birou birun birur biune biure bo-bo bobbi bobin bobr bobre bobri bobup boero boeuf boeun boeur boffi boffo boibe boier boine boire boiro boner bonie bonin bonio bonne bonon bonou booer boone boore boorn booru bopin borbo boree boren borer borin borio born- borne borno