-ism dddd ddss didi dids diii diis dimi dimm dims dird dirr dirs dis- disd disi diss dmds dmss drms drrs dsdm dsdr dsms dsri dsrr dssi iddm idid idir idis idms idss iiii iiis iirs iisd iisi iism iisr imdi imds imid imir immi imms imri imrr imsi imsr imss irds iri- irid iris irms irri irrs isds isim isis ismi isms isri issi issr isss mddm mdds mdii mdis mdsd mid- midi mids miii miis mim- mimd mimi mims mird miri mirr mirs mis- misd misi misr miss mmdi mmds mmii mmis mmmd mmmm mmms mmsd mrdd mrds mris mrmd mrsd mrsi msid msmm msms mssi mssm mssr rdms ridd ridi rids riis rimi rimm rims riri rirs risd risi rism riss rrrr rsdd rsds rsid rsis s-ii sdds sdms sdrs sdsm sdss sidd sidi sidr sids siim simd simi simm sims siri sirr sirs sisd sisi siss smdr smid smis smsd smss srim sris srsd ssdd ssdm ssid ssis ssri ssrm ssrs sssi sssm ssss