bibo biff bifi biin bili bill bilo bilt bilu bin- bini binn bino bint binu bio- bioi biol bion biot biou bipp bipu birb biri birl birn biro birr birt biru bito bitt bitu blbt blin blio blip blir blit blni blno blob blon bloo blop blot blou blub bluf blup blur blut bnib bnin bnor bnpp bnrr bobb bobi bobo bobu boff bofu boi- boii boil boin boit boiu boli boll boln bolo bolt bolu boni bonn bono bont bonu boob boof bool boon boop boor boot bopp bor- borf bori born boro borr bort boru botb boti botn boto bott bouf boul boun boup bour bout bpfl bpot bptf bpti brfu bril brin brio brit brlp brno brob brol bron broo bror brot brou brrr brun brup brut btbp btlp btob btor btrt bttb bubb bubi bubo bubu buff bufo bufr buif buin buir buit buiu bulb buli bull bult bulu bunb buni bunn buno bunt bunu buol buon bur- burb buri burl burn buro burp burr burt buru but- buti buto butt fbop ffff ffii ffrr fftf ffun fibp fiff fifi fifo fift fiii fiil fili fill filn filo fini finn fino finp fint fion fior fipp firn fiti fitt flii flin flip flit flnb flob flon floo flop flor flot flou flub fluf fluo flur fntb fnuf fobt fofo foil foin foli foll folo folr folt fono font foof fool foon foot fopp for- forb fori forl forn foro forr fort foti foto fotp fott foul foun foup four fout fpin fprf frib fril frin frio frip frit frob frol fron frop frot frou frub frun ft-l ftii ftlb ftop ftub fubb fubu fuff fufu fuil fuir fuit fuli full fulu funf funt fuor fur- furi furl furn furo furr furt futi futo futu i-no ibfi ibon ibot ibri ibro ibtb ibtl ifbb ifil ifit ifni ifno ifnr ifor ifpo ifrb ifrf ifri iftn ifto iiii iiio iiit iino iioi iioo iiop iipf iitr iitt ilin ilio ilir ilit ill- illi illo illp illt ilni ilno iloo ilot ilpr ilut inbo infi infl info infp init inni inno innr innu ino- inoi inol inon inor inot inou inp- inpi inpp inpt inri inro inti intl intn into intp intr intu inui inul inun inup iobi ioii ioio ioit iolo ioni ionn iono ioof iooi iooo iopl iori iotf ioto ioun ipil ipin iplo ipop ippf ippo ippr ipri ipto ipur iput irbp irfu iri- iril irin irio irip irlb irob iron irop irri irtf irti irtp irul irun itif itil itin itll itno itof itoi itol iton itoo itor itou itrf itri ittf itto itup itur iuiu iuno iupp lblr lbrt lftp libo libr libu liff lifl lifo lift liii liin liir lilb lili lill lilo lilt lilu linn lino lint lio- lion lior lip- lipb lipi lipl lipo lipp lipu liri lirl lirn liro lirp lirr lirt liru litb liti litl lito litr litt litu liuf liun liut llll lloo lnbp lob- lobb lobi lobo loff lofi lofn loft loif loin loir loit loiu loli loll lolo loni lono lonr lont loob loof lool loon loop loor loot lopi lopp lopu lori lorn loro loti lotl loto lotr lott loui loul loun loup lour lout louu lpfp lpft lppl lprp lptb lrif lroi lron lrpu lrrr ltbf ltbl ltib ltnt lttr luff luft lufu luif luin luit luli lull lulu luni lunn luno lunt lupi lupo lupu luri lurt luti luup n-ii n-up nbbo nbfl nbpp nbti nbuf nfff nfib nfip nfon nfto nibi nibo niff nift niip niir niit niiu nili nill nilo nilp nilt nilu nini ninl nino nion nioo niou nipr nipt niro nirt niru nitb nitf niti nito nitr niur nlrb nlrp nnit nnnn nnot nnpi nnpr nntn nobi nobo nobu nofi noib noif noil noin noio noir noit nolf noli noll nolo nolp nolt non- noni nonn nono nont nonu noo- noob nool noon nooo noop noor noot nor- norb norf nori norn noro norr nort not- noti noto nott noul noun noup nour nout npbl npif npin nppl npri nprt nptn nrlb nron nrpn nrrl nrtl ntfl ntfp ntnu ntof ntop ntrl ntru ntto nttr ntui nubi nubl nuff nuin nuit nuli null nunn nuno nunt nuon nuri nurl nurn nurp nurr nurt nuru nutt nutu obbo obin obit oblu oboi obol obon obor obot obri obro off- offo offr offu ofit ofno ofor oftp oiii oint oion oirt oiti olbo olib olin olio olit olli ollo olof olon olor olot oltu olur onil onir onit onlf onni onno onon onor onpt onpu ont- onti onto onup onur onut oobi ooff oolo oont oooo oort ootb ootp opii opin opio opit opo- opon opor oppi oppo opti optn opto orbb orbi orbo orbu orff orfi orfu ori- orif oril orin orio orit orlo orlu orni orno oro- orof oron oror orot orpi orri orro orto orub orup otfp otif otin otit oto- otof oton otoo otor otpp otro otti otto ottu otur ouff ouii ouin ouir ouit oulu oun- our- ourn ouro ourt out- outb outi outo ouu- pbil pblu pbrf pfff pffr pfft pfit pfli pfui pibb pibi piff piip pil- pili pill pilo pilt pilu pini pinn pino pinp pint pinu piob pion piot pipi pipo pipp piri pirl pirn piro pirr piru pitf piti pito pitr pitt pitu plbr plff plib plif plin plio plip plit plnt plob plon ploo plop plot plou plpp plri pltf pltt plup plur pnin pnln pnnl pnon pnot pnpo pnpp pnro pntl pntr pnup pobo poff pofi poil poin poio poli poll polo polt polu poni pono ponp pont poof pool poon poop poor poot pop- popi popo popp popt porb pori porn poro porr port potf poti poto pott potu pouf poui poul poun poup pour pout ppib ppif ppli pplo pppn pppo pppp pprf ppru pptn pptt ppur pri- prif prii prin prlr prnp pro- prob prof prol pron proo prop prot prou prri prti prtp prtr pruf