dddd ddot ddss ddts didi dido dids didy diii diis dios diot dis- disd disi diso diss dist disy diti dito dits ditt diyi dod- dodd dodi dodo dods dody doid dois doit dood doos doot dosi doso doss dost dosy dotd doti doto dots dott doty doyo dsos dssi dsst dsto dsts dtot dtss dydd dyio dyit dyo- dyoo dyot dys- dysi dyss dyst dyt- dyty iddo idid idio idis idos idso idss idts iiii iiio iiis iiit iioi iioo iios iisd iisi iist iitt iod- iodd iodo ioii ioio ioit iooi iooo ioos ioso ioto isds isis isit iso- isos issi isso isss issy istd isti isto ists isty isys itdo itis itoi itoo itos itsi itso itsy itto itty iyos oddd oddi odds oddy odio odis odoo odos odot odso odts oido oids oiii oios oisd oist oiti oodi ooid oooo ooos oosi oost oots ooty osdi osii osis osoi osoo osos ossd ossi osso ossy osti osts osyt otis otit oto- otoo otos otoy otso otti otto otts oyss oyst s-ii s-os sdds sdio sdot sdss sidd sidi sido sids sidy siit siod sios siot sisd sisi siss sist sisy sit- sitd siti sito sits sitt sity siyi sodd sodo sods sody sois soit sood soos soot sooy sosi soso soss sost soto sots soyo soys soyt ssdd ssid ssis ssit ssot sssi ssss sstd ssts stds stid stio stis stit stod stoo stos stot stoy stsi stss sttd styd stys sydi syds syis syso syss syst sytt tdis tdss tidd tids tidy tiit tios tisi tiso tiss tist titi tito tits titt tiyi tiyo to-y todd todi todo tods todt tody toid tois toit tood toos toot tosi toso toss tost tosy totd toti toto tots tott toty toyo toys toyt tsid tsis tsoi tsos tsoy tssi tsst tsts tsys ttoy ttss tttt ttyd ttys tydd tydi tydy tyss tyst tytd tyti tyto tytt tyty ydyt yidi yids yiss yist yiti yodo yods yoit yood yoot yosi yoso yost yott yoyo ysii yyyy