dddd ddss didi dids didu didy diii diis dis- disd disi diss disy dius diyi diyu dsqi dssi dssq dudd duds dudu duid duis duqu dusi dusy dydd dys- dysi dyss idid idiq idis idss idus iiii iiis iisd iisi iisu isds isis issi isss issu issy isuq isus isys iuds iuiu iusd iuss qisi qqqq qsqs quid quis quu- quy- quyi s-ii sdds sdss sdsu sidd sidi sids sidy sisd sisi siss sisu sisy siui sius siyi siyu sqyd ssdd ssid ssis sssi ssss sudd sudi suds suid suis suqs sus- susd susi suss susu susy suus suyi suyu sydi syds syis syss uddi udds udid udsd uisd usds usis usss ussu ussy usui usus uusi uuuu yidi yids yidu yiss yiud ysii yssu yudu yuyu yyyy