-ol b-u bbb bbf bbl bbn bbo bbt bbu bfb bff bfl bfn bfo bft bfu blb blf bll bln blo blt blu bnb bnf bnl bnn bno bnt bnu bob bof bol bon boo bot bou btb btf btl btn bto btt btu bub buf bul bun buo but buu fbb fbf fbl fbn fbo fbt fbu fff ffl ffn ffo fft ffu flb flf fll fln flo flt flu fnb fnf fnl fnn fnt fnu fob fof fol fon foo fot fou ftb ftf ftl ftn fto ftt ftu fub fuf ful fun fuo fut fuu lbb lbf lbl lbo lbt lbu lfb lff lfl lfn lfo lft lfu llb llf lll lln llo llt llu lnb lnl lnn lno lnt lnu lob lof lol lon loo lot lou ltb ltf ltl lto ltt ltu lub luf lul lun luo lut luu nbb nbf nbl nbn nbo nbt nbu nfb nff nfl nfn nfo nft nfu nlb nlf nll nln nlo nlt nlu nnb nnf nnl nnn nno nnt nnu no- nob nof nol non noo not nou ntb ntf ntn nto ntt ntu nub nul nun nuo nut nuu ob- obb obf obl obn obo obt obu of- ofb off ofl ofn ofo oft ofu olb olf oll oln olo olt olu on- onb onf onl onn ono ont onu oo- oob oof ool oon ooo oot ot- otb otf otl otn oto ott otu ou- ouf oul oun ouo out tbb tbf tbl tbn tbo tbt tbu tfb tff tfl tfn tfo tft tfu tlf tll tln tlo tlt tlu tnb tnf tnl tnn tno tnt to- tob tof tol ton too tot tou ttb ttf ttl ttn tto ttt ttu tub tuf tul tun tuo tut tuu ubb ubf ubl ubn ubo ubt ubu uff ufl ufn ufo uft ufu ulb ulf ull uln ulo ult ulu un- unb unf unl unn uno unt unu uob uol uon uoo uot utb utf utl utn uto utt utu uun uut uuu

bbbb bbfn bblb bffl bftt blbt blno blob blon bloo blot blou blub bluf blut bobb bobo bobu boff bofu boll boln bolo bolt bolu bonn bono bont bonu boob boof bool boon boot botb botn boto bott bouf boul boun bout btob bttb bubb bubo bubu buff bufo bulb bull bult bulu bunb bunn buno bunt bunu buol buon but- buto butt ffff fftf ffun flnb flob flon floo flot flou flub fluf fluo fntb fnuf fobt fofo foll folo folt fono font foof fool foon foot foto fott foul foun fout ft-l ftlb ftub fubb fubu fuff fufu full fulu funf funt futo futu llll lloo lob- lobb lobo loff lofn loft loll lolo lono lont loob loof lool loon loot lotl loto lott loul loun lout louu ltbf ltbl ltnt luff luft lufu lull lulu lunn luno lunt nbbo nbfl nbuf nfff nfon nfto nnnn nnot nntn nobo nobu nolf noll nolo nolt non- nonn nono nont nonu noo- noob nool noon nooo noot not- noto nott noul noun nout ntfl ntnu ntof ntto nubl nuff null nunn nuno nunt nuon nutt nutu obbo oblu obol obon obot off- offo offu ofno olbo ollo olof olon olot oltu onlf onno onon ont- onto onut ooff oolo oont oooo ootb oto- otof oton otoo otto ottu ouff oulu oun- out- outb outo ouu- tbnf tfot tlon tnfl tnut tobo tobt tobu toff tofo toft tofu tol- toll tolo tolt tolu tonb tonn tono tonu toof tool toon toot toto tott toul toun tout ttbb ttff ttfn tton tttt ttul tubb tubo tubu tuff tufo tuft tufu tull tulo tulu tunb tunn tuno tunu tutl tuto tutt tutu tuuo ubbo ublo ubon ubtf ulft ullo ulno ulo- ulto ultt ulul unlf unno unon untb unto unut uofl uofo utfo utto uttu uulu uuno uutf uuuu

bloto blott blout bluff bluft blunt bluto bo-bo boffo boll- bollo bollu bolno bolon bolto bonon bonou bonut boont boton botou bottu botun boul- boulo boult bouto bubon buffo bulb- bull- bulou bulto bulul bulun bulut bunun bunut buolt buono butno buto- buton butot butou butuo butut floto flout fluff fluo- fluon follo folon foton fount ft-lb fu-fu fullf fullo futon lobbo lobo- lobon lofou lollo lolol loobu looft lotof loton lotto lount lubno lubon lubun lulul lutol luton lutto nnooo no-no nobob nobol nobuo nobut nofou nofun nofut nolot non-u nonno nonot noonu notlo notno noto- notof noton notto noult nu-nu nullo nunon nunun nuton o-bon oblon obolo obout offof offon offto offun ofono ofoto ollon olnut olotu olton onlot onoff onont onoon onoto onout onto- ontof ontoo ooooo otolo otono ototo otulu oubut oullo oulon oulun outof outon outto t-nut tbolt tbtbt tbutt tllnn tntnt tobol tobon tobot tobou toffo tofol tolbo tollo tolon toloo tolu- tonbu tono- tonof tonto toolt toto- toton totoo toull ttttt tubo- tubof tubon tubou tubul tulfo tulno tulou tulun tunon tuotu tutto tutun ubobo ubolt ufofu ufton ulno- ululu unfun unnun unnut unoft ututo uuuuu

bbbbbb blotno blotto blount blubbo blublu bolbol bolobo bololo bolton boltun bonbon bonfol bonnot bonnut bonobo bonton booboo booton botbol bottlo botton botulu boubou boulon boulot boulou bounou boutob bouton bububu buffol buffon bufolo bufton bulbo- bulbul bullon bullou bulolo bunol bunton buttlo button buttto buutuo flobot foboff folbot foofoo foufou fullof fullon fulton fultot funoon funton futbol futton lobolo lofton lolobo lonnol looloo loulon loulou loutou lubbon lufful lunlun lutton n-toon nobbut nobull nofool non-no nonono nonoon noonoo noonto notlob notout notton nottoo notulu nounou ntuntu null-o nunton obolno obolon offton offutt ollunt on-off onfoot onloft ontful oooooo oulton ouolon outlot outoul tbontb to-on toboot tolbot tollon tolono tolton toluol tonbon tonlon tonono tonton tootoo tou-fu toubon toubul toulon touton toutou toutuo tubful tubul- tuffon tufton tunful tuntul tuotuo tutton tuttul tuttut u-bolt u-boot ubuntu unbolt unboot unfool unfoot unfoul unfull unlull uolbut uutool

bbbbbbb blotout bolt-on bon-bon bon-ton boo-boo boonton bootful bootout bouffon boufoon boulbon boulton buffolo buffoon bullnut buttout fontful foo-foo footful fou-fou