b-u bbb bbf bbn bbo bbs bbt bbu bfb bff bfn bfo bfs bft bfu bnb bnf bnn bno bns bnt bnu bob bof bon boo bos bot bou bsb bsf bsn bso bss bst bsu btb btf btn bto bts btt btu bub buf bun buo bus but buu fbb fbf fbn fbo fbs fbt fbu fff ffn ffo ffs fft ffu fnb fnf fnn fns fnt fnu fob fof fon foo fos fot fou fsb fsf fsn fso fss fst fsu ftb ftf ftn fto fts ftt ftu fub fuf fun fuo fus fut fuu nbb nbf nbn nbo nbs nbt nbu nfb nff nfn nfo nfs nft nfu nnb nnf nnn nno nns nnt nnu no- nob nof non noo nos not nou nsb nsf nsn nso nss nst nsu ntb ntf ntn nto nts ntt ntu nub nun nuo nus nut nuu ob- obb obf obn obo obs obt obu of- ofb off ofn ofo ofs oft ofu on- onb onf onn ono ons ont onu oo- oob oof oon ooo oos oot os- osb osf osn oso oss ost osu ot- otb otf otn oto ots ott otu ou- ouf oun ouo ous out sbb sbf sbn sbo sbs sbt sbu sfb sff sfn sfo sfs sft sfu snb snf snn sno sns snt snu sob sof son soo sos sot sou ss- ssb ssf ssn sso sss sst ssu stb stf stn sto sts stt stu sub suf sun suo sus sut suu tbb tbf tbn tbo tbs tbt tbu tfb tff tfn tfo tfs tft tfu tnb tnf tnn tno tns tnt to- tob tof ton too tos tot tou tsb tsf tsn tso tss tst tsu ttb ttf ttn tto tts ttt ttu tub tuf tun tuo tus tut tuu ubb ubf ubn ubo ubs ubt ubu uff ufn ufo ufs uft ufu un- unb unf unn uno uns unt unu uob uon uoo uos uot usb usf usn uso uss ust usu utb utf utn uto uts utt utu uun uus uut uuu

-ous bbbb bbbs bbfn bffs bfts bftt bnss bobb bobo bobs bobu boff bofs bofu bonn bono bons bont bonu boob boof boon boos boot bosn boso boss bost bosu botb botn boto bots bott bouf boun bous bout bsff bsfs bsns bson bsos bsts btob btss bttb btus bubb bubo bubs bubu buff bufo bunb bunn buno buns bunt bunu buon buss bust busu but- buto buts butt buus fbus ffff ffss fftf ffun fntb fnuf fobs fobt fofo fono fons font foof foon foos foot fosb foso foss fost foto fots fott foun fous fout fsfo fssf ftos ftub fubb fubs fubu fuff fufu funf funs funt fuso fuss fust fusu futo futs futu nbbo nbuf nfff nfon nfsu nfto nnnn nnos nnot nnss nntn nobo nobs nobu non- nonn nono nons nont nonu noo- noob noon nooo noos noot nos- noss nost nosu not- noto nots nott noun nous nout nsbo nsfs nsof nsos nsou nssb nssf nsso nsss nsts nstu nsub ntfs ntnu ntof ntsb ntsf ntss ntsu ntto nubs nuff nunn nuno nuns nunt nuon nuss nust nusu nuts nutt nutu obbo obon obos obot obsn obss obst obts obus off- offo offs offu ofno ofst ofus onno onon onos onso onst ont- onto onus onut ooff oofs oons oont oooo ooos oost ootb oots oous osno osoo osos ossb osso ossu osts osun otbs oto- otof oton otoo otos otso otsu otto otts ottu otus oubs ouff oun- oust out- outb outo outs ouu- s-os sbbs sbot sbst sbtn sbus sfnb sfnt sfos sfss sfsu sfts snfu snns snob snoo snos snot snub snus sobo sobs sobt sobu sofo soft son- sono sons sont sonu soof soon soos soot soso soss sost sotn soto sots sotu souf soun sous sout ssbn ssns ssot sssb sssf ssss sstb ssts stbs stfn stfu stnn stns stob stof ston stoo stos stot stou stsf stss stub stuf stun stus stut sub- subb subo subs suf- suff sufs sufu sun- sunb sunn suno suns sunt sunu suos sus- suso suss sust susu suto sutu suus tbbs tbnf tbst tfot tfss tnts tnut tobo tobs tobt tobu toff tofo toft tofu tonb tonn tono tons tonu toof toon toos toot tosb toso toss tost tosu toto tots tott toun tous tout tsob tsos tsou tssf tsst tsts tsun ttbb ttff ttfn tton ttss tttt tubb tubo tubs tubu tuff tufo tuft tufu tunb tunn tuno tuns tunu tuos tuss tust tuto tuts tutt tutu tuuo ubbo ubon ubos ubtf ufos unno unns unon unos uns- unso unst untb unto unts unus unut uofo usbs usfs usno usnu usos ussb ussf usss usst ussu ustb usto usts usun usus utfo utto uttu uuno uutf uuuu

bbuss bo-bo bobos bobst bobts boffo boffs bonon bonos bonou bonsu bonus bonut boobs boofs boons boont boost boots bosns boson bosso bosun bosut boton botos botou botts bottu botun botus boust bouto bouts bsoft bsous btstu bubon buffo buffs bufos bunso bunts bunun bunus bunut buono busno buson busot busso bussu busto busts busut busuu butno buto- buton butot butou butts butuo butut fofos fonos fonso fonts foons foots fosun foton fotos fotus fount foust fouts fu-fu fubbs fubus fuffs funts fuso- fuson fusts fusun fusus futon futsu n-ost n-sub nnooo no-no nobbs nobob nobuo nobus nobut nofou nofun nofut non-u nonno nonos nonot nonst nonus noobs noons noonu noost noots noso- noson nosto notno noto- notof noton notso notto notts notus nouns noust nstnt nu-nu nubus nunns nunon nunun nuosu nusus nuton nutso o-bon obout obtus offof offon offto offun ofono ofosu ofoto onoff onont onoon onoto onout onto- ontof ontoo onust onuts oonts oonus ooooo ootus ososo ossos ossun osusu otono otoso ototo ottos oubut ousts outof outon outto outts s-bot s-bus sfouf snobs snoff snoof snoot snots snous snout snub- snubs snuff snuft snuss so-so sobno sobon softs sofun sono- sonof sonos sonot sonst sonus soons soots sosno soss-