-ing gggg ggpo ggrn gigg gigi gign gigo gimo gimp gimv ging gini ginn gino giog gioi gion giop gipi gipp girg giri girn giro girr gmmr gmpi gnin gnip gnom gnoo gnrr gogi gogo goin goip gomi gomn gomo gon- gong goni gonn gono goog gooi goom goon goop goor gopi gopo gorg gori gorm gorn goro gorp gorr govi gpgp gpip gprp gpvi grig grim grin grip grni grog groi grom gron groo grop gror grov grrr gvvv i-go i-no igni igno igon igoo igor igri iiii iiio iinm iino iioi iioo iiop iipm imin imir immi immo imno imon impi impr impv imri imro imrr ingo inig inni inno innr ino- inoi inon inor inp- inpi inpp inri inro ioii ioio iomo ioni ionn iono iooi iooo iorg iori ipin ipmi ipmp ipop ippo ippr ipri irgm iri- irig irin irio irip irmo iron irop irov irri ivig ivim ivin ivon ivor mgrm migg migi migo miii miin miio mim- mimi mimo mimp ming mini minn mino mio- mion mipi mipr mirg miri miro mirr mirv mmgn mmii mmiv mmmm mmor mmpi mmpr mmpv mmrp mmvi mngr mnin mnop mnpo mogg mogi mogo moii moin moio moir momi momo mon- mong moni monn mono moog moon moop moor moov mopp morg mori morn moro mpio mpir mpni mppp mpri mpro mprp mrgn mrng mron mvii n-ii ngio ngmn ngom ngon ngor ngri nigg nigo niip niir nimi nimo nimp nimr ning nini nino niog nion nioo nipr niro nirv nivo nivr nmon nmri nngn nnnn nnpi nnpr nogg nogo noin noio noir nom- nomi nomo non- nong noni nonn nono noo- noon nooo noop noor noov nor- norg nori norm norn noro norr norv nov- novi novo npin npiv npov npri nprm nron nrpn nvir nvpi oggi ogin ogni ogog ogoi ogon ogri ogro oigo oiii oion omgp omim omin omio omn- omni omo- omoi omon omoo omor omov omri omro ongi ongo onir onni onno onon onor onpg oooo opii opin opio opng opo- opon opor oppi oppo orgn orgo ori- orig orin orio ormn ormo orni orno oro- orom oron oror orpi orri orro orvr ovi- ovni ovo- ovon ovoo ovpp pgmp pigg pign pigo pigp pigv piip pimi pimp ping pini pinm pinn pino pinp pion pipi pipo pipp pirg piri pirn piro pirr pivo pmip pmmp pmoi pmpm pmpo pmvi pnin pnnm pnom pnon pnpo pnpp pnro pogg pogo poin poio pomi pomo pomp pong poni pono ponp poon poop poor pop- popi popo popp porg pori porn poro porr povm povo ppgi ppig ppmv pppn pppo pppp pprm pri- prig prii prim prin priv prmv prnp pro- prog prom pron proo prop prov prri prrm rigg rigi rigo riin rimi rimm rimo ring rinn rino riom rion ripi ripp ripr riri rivo rivp rmmv rmon rmrg rmrp rnin rnpv rogg rogi rogo roig roin roio roir romi romm romo romp rong roni rono roog rooi room roon roop roor ropo rori roro rovi rovo rpii rpon rppn rrmp rrrr vigo vigr viii vimi ving vini vino vion vipr virg viri virm viro virr vivi vivo vmnm vnir vnmr voin voio voip voir vomi vomp voni vonn voog voom voor vor- vori vorm voro vpim vpmi vpon vpro vrin vrio vrnn vron vrpm vrpn vvog vvvv