-ing gggg ggpo ggrn gigg gigi gign gigo ging gini ginn gino giog gioi gion giop gipi gipp girg giri girn giro girr giry gnin gnip gnoo gnrr gogi gogo goin goip gon- gong goni gonn gono gony goog gooi goon goop goor gopi gopo gorg gori gorn goro gorp gorr gory gpgp gpip gprp grig grin grip grni grog groi gron groo grop gror groy grrr gry- gryn gyn- gyng gyno gyor gypo gyr- gyri gyrn gyro i-go i-no iggy igni igno igny igon igoo igor igri iiii iiio iino iioi iioo iiop ingo inig inni inno innr inny ino- inoi inon inor inp- inpi inpp inri inro inyo ioii ioio ioni ionn iono iooi iooo iorg iori ipin ipop ippo ippr ippy ipri iri- irig irin irio irip iriy iron irop irri iryn iyng n-ii ngio ngon ngor ngri nigg nigo niip niir ning nini nino niog nion nioo nipr niro niyi nngn nnnn nnpi nnpr nogg nogo noin noio noir non- nong noni nonn nono noo- noon nooo noop noor nor- norg nori norn noro norr nory noyo npin npri nron nrpn nyny nyon nyro oggi oggy ogin ogni ogog ogoi ogon ogri ogro ogry oigo oiii oion oiry ongi ongo onir onni onno onon onor onoy onpg oooo oory opii opin opio opng opo- opon opor oppi oppo oppy opry orgn orgo orgy ori- orig orin orio orni orno orny oro- oron oror oroy orpi orri orro orry oyon oyri pigg pign pigo pigp piip ping pini pinn pino pinp piny pion pipi pipo pipp pipy pirg piri pirn piro pirr piry piyo pnin pnon pnpo pnpp pnro pogg pogo pogy poin poio pong poni pono ponp pony poon poop poor pop- popi popo popp popy porg pori porn poro porr pory poyn poyo poyr ppgi ppig pppn pppo pppp pri- prig prii prin prnp pro- prog pron proo prop prri pyg- pygg pyin pyn- pyo- pyon pypy pyr- pyri pyro pyry rigg rigi rigo rigy riin ring rinn rino riny rion ripi ripp ripr riri riyo rnin rogg rogi rogo rogy roig roin roio roir rong roni rono rony roog rooi roon roop roor ropo ropy rori roro rory royn rpii rpon rppn rrrr ryip ryng rynn ryon ygon ygor ying yirn yirr ynon yogi yogo yong yoni yono yoon yoop yopo yopy yori yorn yoro yory yoyn yoyo ypir yrin yron yryn yyyy