fili- fillo fills fissi floss fluff fluo- fluss fofos foils foios folio folli follo foloi fooli fools fosil fouls fsoil fu-fu fuffs fullf fullo fulls fusi- fusil fusio fuso- fusus if-- iffou ifill ifius iiiii ilfis iliff ilio- ilios ilisu illos illui illus ilsol ilulu ioooi ioooo is-is isili isill isilo isios isisi isoff isoli isolo issou issus issuu isuli isuus iuliu iulus li-fi lifou liisi lilfu lilis liliu lilli lillo lilos lilou lilus lisio lisis liss- lisso lissu liuli lo-fi lofoi lofos lofou loilo loiss lolif lolis lolli lollo lolls lolol lolos lools loosi loosu louis louss luffs luiff lulli lulls lulul lulus lusis luso- lusso lusus offis offof oflos ofoil ofosu oilof olfus oliff olios olius ollio olofi olous ooioo ooooo osill osilo ososo ossi- ossil ossis ossos osusu oullo s-iii s-oil sfouf sifus siili silli sills silos sisil sisis sisli sissi sissu siusi sliss sloff sloos sloss sluff sluis sluss so-il so-lo so-so sofis soill soils soli- solis solli solos solus soolu soosi soss- sossi sosui sosus souff souli soulo souls sous- sssss suffs sufis suflu sulf- sulfo sulis sulli sulls sulus susil susso susus ufofu uifli ulous ululu usuli ususi uusis uuuuu