-ing ffff ffii ffss fiff fifi figg figs fiii fing fini finn fins fisi fiss fisz fizz fsfi fsgs fssf ggfg gggg ggss giff gifs gigg gigi gign gigs giis ging gini ginn gins giss gizi gizz gnin gsif gsis gzin gzsz ifis ifni ifns iggs igis igni igns iiii iiis iisi infi infs ings inig inis inni inns inss isin isis issf issi isss n-ii nfff ngfs ngns ngsn niff nigg nigs ning nini nins nisi niss nngn nnnn nnss nsfs nsin nsis nssf nsss nzgs s-ii sfss sggg sggs sgss siff sigg sigi sign sigs sing sini sinn sins sisi siss sizz snig snns ssgs ssin ssis ssns sssf sssi ssss szin szis szss ziff zigg zigi zigs zinf zing zinn zins zisi zizi zizz znng zsss zzzs zzzz