dddd ddot ddpo dfdt didi dido dif- diff diii din- dini dinn dino dint dion diop diot dipn dipo dipp dipt diti dito ditt dnpo dntp dntt dod- dodd dodi dodo doff doid doin doit dond doni donn dono donp dont dood doof doon doop doot dopo dopp dopt dotd doti doto dott dpdt dpin dpni dtdp dtot dttp fdot fdti ffff ffii fftf fidf fido fiff fifi fifo fift fiii find fini finn fino finp fint fion fipp fiti fitt fndd fndn fofo foid foin fond fono font food foof foon foot fopp foti foto fotp fott fpdt fpin ftdi ftii ftop i-no iddo idfp idid idin idio idno idon idtp ifid ifit ifni ifno ifpo iftn ifto iiii iiio iiit iino iioi iioo iiop iipf iitt ind- indi indo infi info infp inid init inni inno ino- inoi inon inot inp- inpi inpp inpt intd inti intn into intp iod- iodd iodo ioii ioio ioit ioni ionn iono ioof iooi iooo iotf ioto ipdi ipid ipin ipod ipop ippf ippo ipto itdo itif itin itno itof itoi iton itoo ittf itto n-ii nddo ndfi ndnp ndnt ndop ndpd nfff nfip nfon nfto nidd nidi nido niff nift niip niit nind nini nino nion nioo nipt nitf niti nito nnit nnnn nnot nnpi nntn nodi nodo nofi noid noif noin noio noit non- noni nonn nono nont noo- noon nooo noop noot not- noti noto nott npif npin nppd nptn ntfp ntnd ntof ntop ntpd ntto oddd oddi odin odio odon odoo odop odot off- offo ofid ofit ofno oftp oido oiii oint oion oiti ondi ondo onit onni onno onod onon onpt ont- onti onto oodi ooff ooid oont oooo ootp opii opin opio opit opo- opon oppi oppo opti optn opto otfp otif otin otit oto- otof oton otoo otpp otti otto pdpn pfff pfft pfit pido piff piip pind pini pinn pino pinp pint pion piot pipi pipo pipp pitf piti pito pitt pnin pnon pnot pnpo pnpp pntd pod- podd podi podo poff pofi poid poin poio pond poni pono ponp pont pood poof poon poop poot pop- popi popo popp popt potd potf poti poto pott ppid ppif ppod pppd pppn pppo pppp pptn pptt ptop ptpd tdff tfin tfnp tfot tfpt tftp tidd tiff tifo tift tiit tind tini tinn tino tint tion tiop tip- tipi tipo tipp tipt titi tito titp titt tndd tndf todd todi todo todt toff tofi tofo toft toid toit toni tonn tono tood toof toon toot top- topd topf topi topo topp topt totd toti toto tott tpdf tpon tppd tppp tptp ttff ttfn tton ttop tttt