dddd ddss didi dido dids diii diis diiv dios dis- disd disi diso diss divd divi divo divs dod- dodd dodi dodo dods doid dois dood doos dosi doso doss dovi dsos dssi dsvd dvds dvi- dvii iddo idid idio idis idos idso idss idvd iiii iiio iiis iioi iioo iios iisd iisi iod- iodd iodo ioii ioio iooi iooo ioos ioso isds isis iso- isos issi isso isss ivod oddd oddi odds odio odis odoo odos odso oido oids oiii oios oisd oodi ooid oooo ooos oosi osdi osdv osii osis osoi osoo osos osov ossd ossi osso ovi- ovid ovis ovo- ovod ovoo s-ii s-iv s-os sdds sdio sdss sidd sidi sido sids siod sios sisd sisi siss sivi sodd sodo sods sois sood soos sosi soso soss sosv sovo sovs ssdd ssid ssis sssi ssss svdo svod vdio vdsi vdso vidi vido vids viii vios visd visi viso viss vivi vivo vodo void voio vois vosi voso voss vvvv