iiiii ilio- ilios illos illow ilowo ilsol ilwis ioooi ioooo ipils ipsi- ipsos is-is isili isill isilo isios isisi islip isoli isolo issow iwill l-pop liisi lilis liliw lilli lillo lilos lipis lipo- lipos lippi lippo lipps lipsi lisio lisis lisps liss- lisso loilo loiss lolis lolli lollo lolls lolol lolos lools loops loosi loppi lopsi lowii lowis lowss lwiii olios ollio ooioo ooooo oopsi opio- oploo oppol oppos opsis osill osilo oslip ososo osowo ospis ossi- ossil ossip ossis ossos ossow owl-s piisi pili- pilio pilis pillo pills pilo- pilow pilwo pioli pipil pipis pipli pippi pippo pissi plio- plips ploop plopi plopp plops plow- plows po-po poill poli- polio polip polis polli pollo polls polop polos pooli pools poopo poops popil popis popoi popop popos popow poppi poppo posil posio posip posol powow psil- s-iii s-oil siili silli sills silos silow silpi silpo sipoo sipos sippi sippo sipsi sisil sisis sisli sissi slip- slips sliss sloop sloos slops sloss slowi slows so-il so-lo so-so soill soils soli- solis solli solos solow soosi soppo soss- sossi sowls spili spill spiss spoil spol spool sposi sposo sssss swill swipp swiss swoll swolo swoop swops wi-wi wilis willi willo wills wiloo wisil wisps wlisp wloos wools woops wosow wosso wowio wowow ww-ii wwiii wwwww