-ism ffff ffii ffss fiff fifi fifm fifo fiii fimo fios fisi fism fiss fmss fofo fois fomo foof foom foos fosi foso foss fsfi fsfo fsim fssf ifim ifis ifso iiii iiio iiis iioi iioo iios iisi iism imfi immi immo imms imof imsf imsi imso imss ioii ioio iomo ioof iooi iooo ioos ioso isim isis ismi ismo isms iso- isof isos issf issi isso isss miff mifi miii miio miis mim- mimi mimo mims mio- mios mis- misi miso miss mmff mmii mmis mmmm mmms moff mofo moif moii moio mois momi momo moms moos mosi moso moss msff msfs msmm msms mssf mssi mssm off- offo offs oiii oios oism omim omio omis omo- omoi omoo omsi ooff oofs ooms oooo ooos oosi osii osim osis osm- osmo osoi osoo osos ossi osso s-ii s-os sfio sfmm sfos sfss siff sifo siim simi simm simo sims sios sisi siss smif smis smof smos smss sofi sofo soif soim sois somi somm somo soof soom soos sosi soso soss ssis sssf sssi sssm ssss