iiooio ilisos illipi illois iloilo ilpois isiolo islisp ispois lilipi lillis lilpop lisso- lissos lollop looloo loosli loplop oooooo oopsis opilio osloss osoppo piilsi pilili piliol pilolo piopio pioppi pipili pipilo pipipi pippip pissis pissos ploops plopis poipoi polio- polipo pollio pollis polloi pollos polpol poopoo popill popils popoli popopo poppop pppppp ppsspp psilo- psiloi siiiii silili silloi silopi sippio sisisi sissoo sloops sololo soosoo spill- spills spoil- spools ssliop