-ism iiii iiio iiis iioi iioo iiop iios iipm iisi iism iisp imix immi immo imms impi imps impx imsi imso imsp imss imsx ioii ioio iomo iooi iooo ioos iops ioso ipix ipmi ipmp ipms ipop ipos ippo ipsi ipso ipsp ipss isim isis ismi ismo isms iso- isop isos isps issi isso issp isss ixos ixxi miii miio miis mim- mimi mimo mimp mims mio- mios mipi mips mis- misi miso miss mixi mixx mmii mmis mmix mmmm mmms mmpi mmxi mmxx moii moio mois momi momo moms moop moos mopp mops mosi moso moss moxi moxo mpio mppp mpps msmm msms msop mspi mspp mssi mssm mssp mxii mxim mxpx mxxi oiii oios oism omim omio omis omo- omoi omoo omox omps omsi ooms oooo ooos oops oosi opii opio opis opms opo- opos oppi oppo opps opsi opsm osii osim osip osis osm- osmo osoi osoo osos ospm ossi osso oxi- oxim oxis oxo- oxos oxox oxsi oxxo piip pimi pimp pims pipi pipo pipp pips pisi piso piss pixo pixx pmip pmmp pmoi pmos pmpm pmpo poio pois poix pomi pomo pomp poms poop poos pop- popi popo popp pops posi poso poss ppms ppos pppo pppp ppps ppss psim psip psis psoi psos pspi pspp psps pssm psso s-ii s-os siim simi simm simo simp sims siop sios siox sipi sipo sipp sips sisi siss sixo sixx smis smos smox smps smsp smss soim sois somi somm somo soom soop soos sopi sopo sopp sops sosi soso soss soxs spim spio spip spis spix spmi spms spoo spop spos spox spps spso spsp spss ssis ssop sspo ssps sspx sssi sssm ssss xiii xisi xixi xmii xmms xmos xmpp xois xoom xoxo xxii xxix xxxi xxxo xxxx