-ing ffff ffii fiff fifi fifo figg figo fiii fing fini finn fino fion fofo fogg fogi fogn fogo foin fong fono foof foon ggfg gggg giff gigg gigi gign gigo ging gini ginn gino giog gioi gion gnin gnof gnoo goff gogi gogo goif goin gon- gong goni gonn gono goof goog gooi goon i-go i-no ifni ifno igni igno igon igoo iiii iiio iino iioi iioo infi info ingo inig inni inno ino- inoi inon ioii ioio ioni ionn iono ioof iooi iooo n-ii nfff nfon ngio ngon niff nigg nigo ning nini nino niog nion nioo nngn nnnn nofi nogg nogo noif noin noio non- nong noni nonn nono noo- noon nooo off- offo ofgo ofno oggi ogin ogni ogog ogoi ogon oigo oiii oion ongi ongo onni onno onon ooff oooo