d-tv dddd ddot ddss ddts ddtv didi dido dids diii diis diiv dios diot dis- disd disi diso diss dist diti dito dits ditt ditv divd divi divo divs dod- dodd dodi dodo dods doid dois doit dood doos doot dosi doso doss dost dotd doti doto dots dott dovi dsos dssi dsst dsto dsts dstv dsvd dtot dtss dvds dvi- dvii iddo idid idio idis idos idso idss idts idtv idvd 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 istd isti isto ists itdo itis itoi itoo itos itsi itso itto ivod oddd oddi odds odio odis odoo odos odot odso odts oido oids oiii oios oisd oist oiti oodi ooid oooo ooos oosi oost oots osdi osdv osii osis osoi osoo osos osov ossd ossi osso osti osts otis otit oto- otoo otos otov otso otti otto otts ovi- ovid ovis ovo- ovod ovoo ovot s-ii s-iv s-os s-vt sdds sdio sdot sdss sidd sidi sido sids siit siod sios siot sisd sisi siss sist sit- sitd siti sito sits sitt sivi sodd sodo sods sois soit sood soos soot sosi soso soss sost sosv soto sots sovo sovs ssdd ssid ssis ssit ssot sssi ssss sstd ssts st-v stds stid stio stis stit stod stoo stos stot stsi stss sttd stvs svdo svit svod tdis tdss tdtv tidd tids tiit tios tisi tiso tiss tist titi tito tits titt tivi tivo todd todi todo tods todt toid tois toit tood toos toot tosi toso toss tost totd toti toto tots tott tovo tsid tsis tsiv tsoi tsos tssi tsst tsts tsvi ttss tttt tvis tvos tvss tvtv vdio vdot vdsi vdso vidi vido vids viii vios visd visi viso viss vist viti vito vitt vivi vivo vodo void voio vois voit voot vosi voso voss votd voto vsto vt-i vvvv