-ism dddd ddss dfds dfsm didi dids didu dif- diff difs diii diis dimi dimm dims dimu dis- disd disi diss dius dmds dmss dmus dsdm dsif dsms dssi dudd duds dudu duff dufu duid duif duis dumi dumm dums dusi ffff ffii ffss fidf fids fiff fifi fifm fiii fisd fisi fism fiss fisu fmss fsfi fsim fssf fudd fudi fuff fufu fuid fumi fums fusd fusi fuss fusu iddm idid idis idms idsf idss idus ifid ifim ifis iiii iiis iisd iisi iism iisu iium imdi imds imfi imid immi imms imsf imsi imss imsu imus isds isim isis ismi isms issf issi isss issu isum isus iuds iuiu iums iusd iuss mddm mdds mdfi mdii mdis mdmf mdsd mdud mfds mid- midi mids miff mifi miii miis mim- mimd mimi mims mis- misd misi miss misu miui mmdf mmdi mmds mmfd mmff mmii mmis mmmd mmmm mmms mmsd mmsu mmus msff msfs msid msmm msms msmu mssf mssi mssm msud msus mudd mudi muds mudu muff mufi mufu muid muis mumm mums mumu musd musi muss musu s-ii sdds sdif sdms sdsf sdsm sdss sdsu sfmm sfss sfsu sidd sidi sids siff sifu siim simd simi simm sims sisd sisi siss sisu siui sium sius smid smif smis smsd smss smus ssdd ssdf ssdm ssid ssis sssf sssi sssm ssss sudd sudi suds suf- suff sufi sufs sufu suid suis sum- sumd sumi sums sumu sus- susd susi suss susu suum suus uddi udds udid udim udsd ufms uims uisd umff umms umsu umus usdf usdm usds usfi usfs usif usim usis usmd usmm usms ussf usss ussu usui usus uusi uuuu