-ing gggg ggpo ggss gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion giop gipi gipp gips giss gnin gnip gnoo gnps gogi gogo gogs goin goip gois gon- gong goni gonn gono gons goog gooi goon goop goos gopi gopo gops gosi goso goss gpgp gpip gpos gpsg gpsi gpso gpss gsis gson gsos i-go i-no iggs igis igni igno igns igon igoo igso igsp iiii iiio iiis iino iioi iioo iiop iios iisi iisp ingo ings inig inis inni inno inns ino- inoi inon inos inp- inpi inpp inso insp inss ioii ioio ioni ionn iono ions iooi iooo ioos iops ioso ipin ipop ipos ippo ipsi ipso ipsp ipss isin isis isno iso- ison isop isos isps issi isso issp isss n-ii ngio ngns ngon ngos ngsn nigg nigo nigs niip ning nini nino nins niog nion nioo nios nips nisi niso nisp niss nngn nnnn nnos nnpi nnss nogg nogo nogs noin noio nois non- nong noni nonn nono nons noo- noon nooo noop noos nops nos- noss npin npss nsin nsis nsos nspi nsps nsso nssp nsss oggi ogin ogni ogog ogoi ogon ogsi oigo oiii oins oion oios ongi ongo onis onni onno onon onos onpg onso oons oooo ooos oops oosi opii opin opio opis opng opo- opon opos oppi oppo opps opsi osgi osii osin osip osis osno osoi osoo osos ossi osso pgss pigg pign pigo pigp pigs piip ping pini pinn pino pinp pins pion pipi pipo pipp pips pisg pisi piso piss pnin pnon pnpo pnpp pogg pogo pogs poin poio pois pong poni pono ponp pons poon poop poos pop- popi popo popp pops posi posn poso poss ppgi ppig ppos pppn pppo pppp ppps ppss psgi psip psis psni psoi pson psos pspi pspp psps psso s-ii s-os sggg sggs sgio sgps sgss sigg sigi sign sigo sigs sing sini sinn sino sinp sins sion siop sios sipi sipo sipp sips sisi siss snig snip snns snog snoo snop snos snpg snpo snpp sogi sogn sogo sogs soin sois son- song soni sono sons soog soon soop soos sopi sopo sopp sops sosi soso soss spig spin spio spip spis spns spon spoo spop spos spps spso spsp spss ssgs ssin ssis ssns ssop sspo ssps sssi ssss