iiooio ilisos illipi illlit illois iloilo ilpois isiolo isists isitso islisp isolts ispois itisso itisto itools itslit lilipi lillis lilpop liotti lisso- lissos lollop looloo loosli loplop lostit lostto lotpot lottos ltools oillit oooooo oopsis opilio optist optsto osloss osoppo ossott otitis otosis ototoi ottoii piilsi pilili piliol pilolo piloti pilots piopio pioppi piotti pipili pipilo pipipi pipits pippip pissis pissos pistil pistis pistol pitill pitpit pitsos pittis plitts ploops ploots plopis plplot poipoi polio- polipo politi polito pollio pollis polloi pollos polpol polpot poopoo pootsi pop-it popill popils popoli popopo poppit poppop poptop posits postil postit postol postop potito potoli potoos potosi pottop pottos pppppp ppsspp psilo- psiloi ptilo- ptools ptosis siiiii silili silloi silopi sippio sisisi sissoo sistil sitio- sloops soitis solist soliti sololo soloti soltis soosoo sostio sostis sotols spill- spills split- splits sploit splost splots splott spoil- spoils spoilt spools ssliop st-lo stilli stills stilos stilpo stilts stipit stipos stoill stoist stools stoops stopit stoppo stotts t-stop t-tops tillis tillot tilsit tiltil tip-it tipiti tipoli tippis tippit tiptop tisili tissot titlis titlos toitoi tollip tollos tolpis tootoo tootsi topilo topisi toplit topoli topols toppop topsis tossto totopo tottoi tottos tsolli tsotsi tsotso tstops ttpost