-ing gggg ggpo gigg gigi gign gigo ging gini ginn gino giog gioi gion giop gipi gipp gito gnin gnip gnit gnoo gnti gntp gntv gogi gogo goin goip goit gon- gong goni gonn gono goog gooi goon goop goot gopi gopo goti goto gott gotv govi govt gpgp gpip gpot gptv gpvi gtip gtop gvtv gvvv i-go i-no igni igno igon igoo igot iiii iiio iiit iino iioi iioo iiop iitt ingo inig init inni inno ino- inoi inon inot inp- inpi inpp inpt intg inti intn into intp invt iogt ioii ioio ioit ioni ionn iono iooi iooo ioto ipin ipop ippo ipto iptv itgo itin itno itoi iton itoo itto ivig ivin ivon n-ii n-tv ngio ngon ngtn ngtv nigg nigo nigt niip niit ning nini nino niog nion nioo nipt niti nito nivo nngn nnit nnnn nnot nnpi nntn nnvt nogg nogo nogt noin noio noit non- nong noni nonn nono nont noo- noon nooo noop noot noov not- noti noto nott notv nov- novi novo npin npiv npov nptn ntop ntto nttv ntvg nvpi nvtv oggi ogin ogni ogog ogoi ogon oigo oiii oint oion oiti ongi ongo onit onni onno onon onpg onpt ont- onti onto ontv oont oooo ootp opii opin opio opit opng opo- opon oppi oppo opti optn opto otin otit oto- otog oton otoo otov otpp otti otto ovi- ovni ovo- ovon ovoo ovot ovpp pigg pign pigo pigp pigt pigv piip ping pini pinn pino pinp pint pion piot pipi pipo pipp piti pito pitt pivo pnin pnon pnot pnpo pnpp pogg pogo poin poio pong poni pono ponp pont poon poop poot pop- popi popo popp popt poti poto pott povo ppgi ppig pppn pppo pppp pptn pptt pptv ptop tigi tiit ting tini tinn tino tint tion tiop tip- tipi tipo tipp tipt titi tito titp titt tivi tivo togo togt toit tong toni tonn tono toon toot top- topi topo topp topt topv toti toto tott tovo tpon tppp tptp tton ttop tttt tvni tvon tvpg tvtv vigo viii ving vini vino vint vion vitg viti vito vitt vivi vivo vnto vogt voin voio voip voit voni vonn vont voog voot vopt voto votp vpon vt-i vvog vvvv