-ing gggg ggss gigg gigi gign gigs giis ging gini ginn gins giss gnin gsis gvvv iggs igis igni igns iiii iiis iisi ings inig inis inni inns inss invs isin isis issi isss ivig ivin n-ii ngns ngsn nigg nigs ning nini nins nisi niss nngn nnnn nnss nsin nsis nsss nvis nvss s-ii s-iv sggg sggs sgss sgsv sigg sigi sign sigs sing sini sinn sins sisi siss sivi snig snns snvi ssgs ssin ssis ssns sssi ssss svns vigs viii ving vini vins visi visn viss vivi vvvv