-ism iiii iiis iipm iisi iism iisp immi imms immy impi imps impy imsi imsp imss ipmi ipmp ipms ippy ipsi ipsp ipss isim isis ismi isms ismy isps ispy issi issp isss issy isys miii miis mim- mimi mimp mims mimy mipi mips mis- misi miss misy mmii mmis mmmm mmms mmpi mmyy mppp mpps mpys msmm msms mspi mspp mspy mssi mssm mssp myi- myis mymp mymy mys- myss myys piip pimi pimp pims pipi pipp pips pipy pisi piss pisy piys pmip pmmp pmpm ppms pppp ppps ppss psim psip psis pspi pspp psps pssm psy- psys pym- pyms pypy pyss s-ii siim simi simm simp sims simy sipi sipp sips sipy sisi siss sisy siyi smis smps smsp smss spim spip spis spmi spms spps spsp spss spy- spys ssis ssps sssi sssm ssss syis sym- symi syms syss yips yiss ypsi ysii yspi yyyy