-ism ffff ffii ffss fftf fiff fifi fifm fift fiii fisi fism fiss fist fiti fits fitt fmss fsfi fsim fssf ftii ifim ifis ifit iiii iiis iiit iisi iism iist iitm iitt imfi imit immi imms immt imsf imsi imss imst imts isim isis isit ismi isms issf issi isss isti ists itif itim itis itms itsf itsi ittf mftf miff mifi miii miis miit mim- mimi mims mis- misi miss mist mit- miti mitm mits mitt mmff mmii mmis mmmm mmms mmst mmts msff msfs msft msmm msms mssf mssi mssm msst msts mtff mtss mtst mtts s-ii sfmm sfss sfts siff sift siim siit simi simm sims simt sisi siss sist sit- siti sits sitt smif smis smit smss smti ssis ssit sssf sssi sssm ssss ssts stif stim stis stit stms stmt stsf stsi stsm stss tfsi tfss tiff tift tiit timi timm tims tisi tism tiss tist titi tits titt tmsi tmtt tsfm tsis tssf tssi tssm tsst tstm tsts ttff ttim ttms ttss tttt