-ous ffff ffps ffss fftf ffun fnsp fnuf fofo fono fons font foof foon foos foot fopp fops foso foss fost foto fotp fots fott foun foup fous fout fsfo fspf fssf fssp ftop ftos ftps fuff fufu funf funs funt fuso fuss fust fusu futo futs futu n-up nfff nfon nfps nfsu nfto nnnn nnos nnot nnss nntn non- nonn nono nons nont nonu noo- noon nooo noop noos noot nops nos- noss nost nosu not- noto nots nott noun noup nous nout npss nptn nsfs nsof nsos nsou nsps nssf nsso nssp nsss nstp nsts nstu ntfp ntfs ntnu ntof ntop ntsf ntss ntsu ntto nuff nunn nuno nuns nunt nuon nups nuss nust nusu nuts nutt nutu off- offo offs offu ofno ofst oftp ofus onno onon onos onpt onpu onso onst ont- onto onup onus onut ooff oofs oons oont oooo ooos oops oost ootp oots oous opo- opon opos oppo opps opsu optn opto opts opus osno osoo osos osso ossu osts osun otfp oto- otof oton otoo otos otpp otso otsu otto otts ottu otus ouff oun- oust out- outo outs ouu- pfff pfft pfps pnon pnot pnpo pnpp pnup poff pono ponp pons pont poof poon poop poos poot pop- popo popp pops popt posn poso poss post potf poto pots pott potu pouf poun poup pous pout ppos pppn pppo pppp ppps ppsf ppss pptn ppts pptt psfs pson psos psou pspp psps psso psst psts pstu ptop puff puft puno puns punt punu pups pupu puss pust put- puto puts putt putu s-os sfnt sfos sfss sfsu sftp sfts snfu snns snoo snop snos snot snpo snpp snus sofo soft son- sono sons sont sonu soof soon soop soos soot sopo sopp sops sopu soso soss sost sotn soto sotp sots sotu souf soun soup sous sout spfs spns spon spoo spop spos spot sppf spps spso spsp spss spst spto spts spun spus sput ssfp ssns ssop ssot sspf sspo ssps sspt sssf ssss sstp ssts stfn stfu stnn stns stof ston stoo stop stos stot stou stpf stpp stps stsf stss stuf stun stup stus stut suf- suff sufs sufu sun- sunn suno suns sunt sunu suos sup- supo supp sups supt sus- suso susp suss sust susu suto sutu suus tfnp tfot tfpt tfss tftp tnsp tnts tnut toff tofo toft tofu tonn tono tons tonu toof toon toos toot top- topf topo topp tops topt topu toso toss tost tosu toto tots tott toun toup tous tout tpon tppp tptp tput tsop tsos tsou tspn tspo tsps tspt tssf tsst tsts tsun tsup ttff ttfn tton ttop ttss tttt tuff tufo tuft tufu tunn tuno tuns tunu tuos tupo tups tupu tuss tust tuto tuts tutt tutu tuuo ufos uftp unfp unno unns unon unop unos unps uns- unso unst unto unts unus unut uofo upnp upon upos uppp uppu upto upup usfs usno usnu usos uspo uspp usps ussf usss usst ussu usto ustp usts usun usus utfo utto uttu uuno uutf uuuu