-ing gggg ggss gigg gigi gign gigs giis ging gini ginn gins gipi gipp gips giss gnin gnip gnps gpgp gpip gpsg gpsi gpss gsis iggs igis igni igns igsp iiii iiis iisi iisp ings inig inis inni inns inp- inpi inpp insp inss ipin ipsi ipsp ipss isin isis isps issi issp isss n-ii ngns ngsn nigg nigs niip ning nini nins nips nisi nisp niss nngn nnnn nnpi nnss npin npss nsin nsis nspi nsps nssp nsss pgss pigg pign pigp pigs piip ping pini pinn pinp pins pipi pipp pips pisg pisi piss pnin pnpp ppgi ppig pppn pppp ppps ppss psgi psip psis psni pspi pspp psps s-ii sggg sggs sgps sgss sigg sigi sign sigs sing sini sinn sinp sins sipi sipp sips sisi siss snig snip snns snpg snpp spig spin spip spis spns spps spsp spss ssgs ssin ssis ssns ssps sssi ssss