-ing ffff ffii ffss ffun fiff fifi figg figs fiii fing fini finn fins fisi fiss fisu fnuf fsfi fsgs fssf fuff fufu fugi fugs fugu fuig funf fung funs fusi fuss fusu ggfg gggg ggss giff gifs gifu gigg gigi gign gigs giis ging gini ginn gins ginu giss gius gnin gnus gsif gsis guff gugg gugi gugu guin guis gung gunn guns guss guus ifis ifni ifns iggs igis igni igns ignu igus iiii iiis iisi iisu infi infs ings inig inis inni inns innu inss insu inui inun inus isin isis issf issi isss issu isus iugs iuiu iuss n-ii nfff nfsu ngfs ngns ngsn nguu niff nigg nigs niiu ning nini nins nisi niss nisu nngn nnnn nnss nsfs nsin nsis nssf nsss nuff nugs nuin nung nunn nuns nusi nuss nusu s-ii sfss sfsu sggg sggs sgss siff sifu sigg sigi sign sigs sing sini sinn sins sinu sisi siss sisu siui sius snfu snig snns snug snus ssgs ssin ssis ssns sssf sssi ssss suf- suff sufi sufs sufu sug- sugg sugi suig suin suis sun- sung suni sunn suns sunu sus- susi suss susu suus uggs ugis ugni uguu ungu uni- unif unii unin unis unni unns uns- unsg unus usfi usfs usif usin usis usnu ussf usss ussu usui usun usus uuni uusi uuuu