ffff ffii ffrr fftf fiff fifi fifo fift fiii fini finn fino finp fint fion fior fipp firn firy fiti fitt fofo foin fono font fony foof foon foot fopp for- fori forn foro forr fort foti foto fotp fott foty foyn foyt fpin fprf frin frio frip frit fron frop frot ftfy ftii ftop fyfi fynn fynt fyry fyti i-no iffy ifit ifni ifno ifnr ifor ifpo ifrf ifri iftn ifto ifyo iiii iiio iiit iino iioi iioo iiop iipf iitr iitt infi info infp infy init inni inno innr inny ino- inoi inon inor inot inp- inpi inpp inpt inri inro inti intn into intp intr inyo ioii ioio ioit ioni ionn iono ioof iooi iooo iori iotf ioto ipin ipop ippf ippo ippr ippy ipri ipto iri- irin irio irip iriy iron irop irri irtf irti irtp iryn itif itin itno itof itoi iton itoo itor itrf itri itry ittf itto itty iypt n-ii nfff nfip nfon nfto niff nift niip niir niit nini nino nion nioo nipr nipt niro nirt nitf niti nito nitr nity niyi nnit nnnn nnot nnpi nnpr nntn nofi noif noin noio noir noit non- noni nonn nono nont noo- noon nooo noop noor noot nor- norf nori norn noro norr nort nory not- noti noto nott noyo noyt npif npin npri nprt nptn nron nrpn ntfp ntfy ntof ntop ntto nttr nyit nynt nyny nyon nypt nyrf nyro off- offo offr offy ofit ofno ofor oftp oiii oint oion oirt oiry oiti onir onit onni onno onon onor onoy onpt ont- onti onto ooff oofy oont oooo oort oory ootp ooty opii opin opio opit opo- opon opor oppi oppo oppy opry opti optn opto orff orfi ori- orif orin orio orit orni orno orny oro- orof oron oror orot oroy orpi orri orro orry orto otfp otif otin otit oto- otof oton otoo otor otoy otpp otro otry otti otto otyr oynt oyon oyri pfff pffr pfft pfit pfyn piff piip pini pinn pino pinp pint piny pion piot pipi pipo pipp pipy piri pirn piro pirr piry pitf piti pito pitr pitt pity piyo pnin pnon pnot pnpo pnpp pnro pntr poff pofi poin poio poni pono ponp pont pony poof poon poop poor poot pop- popi popo popp popt popy pori porn poro porr port pory potf poti poto pott poty poyn poyo poyr ppif pppn pppo pppp pprf pptn pptt pri- prif prii prin prnp pro- prof pron proo prop prot prri prti prtp prtr ptop ptrf pyin pyn- pynt pyo- pyon pyot pypy pyr- pyri pyro pyry pytt riff rift riif riin rinf rinn rino riny rion riot ripi ripp ripr ript riri riti rito ritt riyf riyo rnin rnnt rnot rntp roff rofo roif roin roio roir roit roni rono ront rony roof rooi roon roop roor root ropo ropy rori roro rort rory roti rotn roto rotr rott roty royn royt rpii rpof rpon rppn rptn rrif rrrr rttp ryff ryft ryif ryip rynn rynt ryon ryot rytt ryyf ryyt tfin tfnp tfot tfpt tftp tiff tifo tift tiit tini tinn tino tint tiny tion tiop tip- tipi tipo tipp tipt tiri tiro tirr tiry titi tito titp titt tiyi tiyn tiyo to-y toff tofi tofo toft toit toni tonn tono tony toof toon toor toot top- topf topi topo topp topt torf tori torn toro torp torr tort tory toti toto totr tott toty toyn toyo toyt tpir tpon tppp tppr tptp tptr tpyo trfr tri- trif trin trio trip trit trno troi tron troo trop trot troy trpn trpp trtr try- tryo tryp ttff ttfn tton ttop ttoy tttt tyff tyft tyin tyir tynt tyny typ- typo typp typy tyr- tyrf tyro tyrr tyti tyto tytt tyty tyyn yiff yift yirn yirr yiti yitp ynon ynot yoff yoit yoni yono yont yoof yoon yoop yoot yopo yopy yori yorn yoro yort yory yott yoyn yoyo ypir yrin yrof yron yryn yyff yyyy