-ing gggg ggpo ggrn gigg gigi gign gigo ging gini ginn gino giog gioi gion giop gipi gipp girg giri girn giro girr girt gito gizi gizo gizz gnin gnip gnit gnoo gnrr gnti gntp gogi gogo goin goip goit gon- gong goni gonn gono goog gooi goon goop goor goot gopi gopo gorg gori gorn goro gorp gorr gort gorz goti goto gott gozi gozo gpgp gpip gpot gprp grig grin grip grit griz grni grog groi gron groo grop gror grot grrr gtip gtop gzin gzip i-go i-no igni igno igon igoo igor igot igri iiii iiio iiit iino iioi iioo iiop iitr iitt ingo inig init inni inno innr ino- inoi inon inor inot inoz inp- inpi inpp inpt inri inro intg inti intn into intp intr iogt ioii ioio ioit ioni ionn iono iooi iooo iorg iori ioto ipin ipop ippo ippr ipri ipto iri- irig irin irio irip iron irop irri irti irtp itgo itin itno itoi iton itoo itor itri itto izon izzo n-ii ngio ngon ngor ngri ngtn nigg nigo nigt niip niir niit ning nini nino niog nion nioo nipr nipt niro nirt niti nito nitr nitz nngn nnit nnnn nnot nnpi nnpr nntn nogg nogo nogt noin noio noir noit non- nong noni nonn nono nont noo- noon nooo noop noor noot nor- norg nori norn noro norr nort not- noti noto nott nozi npin npri nprt nptn nron nrpn ntop ntoz ntto nttr nzpi nzpp oggi ogin ogiz ogni ogog ogoi ogon ogri ogro oigo oiii oint oion oirt oiti oitz ongi ongo onir onit onni onno onon onor onoz onpg onpt ont- onti onto onzo oont oooo oort ootp oozi opii opin opio opit opng opo- opon opor oppi oppo opti optn opto orgn orgo ori- orig orin orio orit orni orno oro- oron oror orot oroz orpi orri orro orto orzo otin otit oto- otog oton otoo otor otpp otro otti otto otzi ozon pigg pign pigo pigp pigt piip ping pini pinn pino pinp pint pion piot pioz pipi pipo pipp pirg piri pirn piro pirr piti pito pitr pitt pitz pnin pnon pnot pnpo pnpp pnro pntr pogg pogo pogz poin poio pong poni pono ponp pont poon poop poor poot pop- popi popo popp popt porg pori porn poro porr port porz poti poto pott pozo ppgi ppig pppn pppo pppp pptn pptt pri- prig prii prin prnp pro- prog pron proo prop prot proz prri prti prtp prtr ptop rgit rgtr rigg rigi rigo riin ring rinn rino rion riot rioz ripi ripp ripr ript riri riti rito ritt ritz rizi rizz rnin rnnt rnot rntp rogg rogi rogo roig roin roio roir roit roiz rong roni rono ront roog rooi roon roop roor root rooz ropo rori roro rort rotg roti rotn roto rotr rott rozi rozz rpii rpon rppn rptn rrrr rttp rzip tigi tigr tiit ting tini tinn tino tint tion tiop tip- tipi tipo tipp tipt tiri tiro tirr titi tito titp titt titz tizi tizz togo togr togt toit tong toni tonn tono toon toor toot top- topi topo topp topt topz torg tori torn toro torp torr tort toti toto totr tott tozo tpir tpon tppp tppr tptp tptr tri- trig trin trio trip trit triz trng trno trog troi tron troo trop trot trpg trpn trpp trtr tton ttop tttt tzzt z-ro zgon zigg zigi zigo ziip zing zinn zino zion zipp ziri ziro zirp ziti zito zizi zizz znng zogg zogi zogo zoio zon- zong zoni zoo- zoon zoop zoot zorg zori zorn zoro zort zoti zott zotz zozo zrin zrtp ztop zzzz