-ism ffff ffii ffss fftf fiff fifi fifm fift fiii fisi fism fiss fist fiti fits fitt fmss fmyi fsfi fsim fssf ftfy ftii fyfi fyti iffy ifim ifis ifit ifmy iiii iiis iiit iisi iism iist iitm iitt imfi imit immi imms immt immy imsf imsi imss imst imts isim isis isit ismi isms ismy issf issi isss issy isti ists isty isys itif itim itis itms itsf itsi itsy ittf itty itym mftf miff mifi miii miis miit mim- mimi mims mimy mis- misi miss mist misy mit- miti mitm mits mitt mity mmff mmii mmis mmmm mmms mmst mmts mmyy msff msfs msft msmm msms mssf mssi mssm msst msts mtff mtss mtst mtts myi- myis myit mymy mys- myss myst myys s-ii sfmm sfss sfts siff sift sify siim siit simi simm sims simt simy sisi siss sist sisy sit- siti sits sitt sity siyi smif smis smit smss smti smty ssis ssit sssf sssi sssm ssss ssts stif stim stis stit stms stmt stsf stsi stsm stss styf stys syff syfy syis sym- symi syms syss syst sytt tfsi tfss tiff tift tiit timi timm tims tisi tism tiss tist titi tits titt tiyi tmsi tmtt tsfm tsis tssf tssi tssm tsst tstm tsts tsys ttff ttim ttms ttss tttt ttys tyff tyft tyss tyst tyti tytt tyty yiff yift yiss yist yiti ymts ysii yyff yyyy