-ing dddd ddpo didi dido dif- diff digg digi digo diii din- ding dini dinn dino dion diop dipn dipo dipp dnpo dod- dodd dodg dodi dodo doff dog- dogg dogi dogo dogp doid doig doin dond dong doni donn dono donp dood doof doon doop dopo dopp dpin dpni ffff ffii fidf fido fiff fifi fifo figg figo fiii find fing fini finn fino finp fion fipp fndd fndg fndn fofo fogg fogi fogn fogo foid foin fond fong fono food foof foon fopp fpin gdnf ggfg gggg ggpo gidd gidi gido giff gigg gigi gign gigo ging gini ginn gino giog gioi gion giop gipf gipi gipp gnin gnip gnod gnof gnoo godi godo goff gogi gogo goif goin goip gon- gond gong goni gonn gono good goof goog gooi goon goop gopi gopo gpdf gpgp gpip i-go i-no iddo idfp idgf idgo idid idig idin idio idno idog idon ifid ifni ifno ifpo igni igno igon igoo iiii iiio iino iioi iioo iiop iipf ind- indi indo infi info infp ingo inid inig inni inno ino- inoi inon inp- inpi inpp iod- iodd iodo ioii ioio ioni ionn iono ioof iooi iooo ipdi ipid ipin ipod ipop ippf ippo n-ii nddo ndfi ndnp ndop ndpd nfff nfip nfon ngio ngon nidd nidi nido niff nigg nigo niip nind ning nini nino niog nion nioo nngn nnnn nnpi nodi nodo nofi nogg nogo noid noif noin noio non- nong noni nonn nono noo- noon nooo noop npif npin nppd oddd oddi odin odio odon odoo odop off- offo ofgo ofid ofno oggi ogin ogni ogod ogog ogoi ogon oido oigo oiii oion ondi ondo ongi ongo onni onno onod onon onpg oodi ooff ooid oooo opii opin opio opng opo- opon oppi oppo pdpn pfff pgdn pido piff pigf pigg pign pigo pigp piip pind ping pini pinn pino pinp pion pipi pipo pipp pnin pnon pnpo pnpp pod- podd podi podo poff pofi pogg pogo poid poin poio pond pong poni pono ponp pood poof poon poop pop- popi popo popp ppgi ppid ppif ppig ppod pppd pppn pppo pppp