-ous dddd ddss didi dido dids didu diii diis dior dios diou dird dirr dirs dis- disd disi diso diss dius dod- dodd dodi dodo dods doid dois dood door doos dord dori doro dorr dors doru dosi doso doss doud dour dous drod drou drrs drui drus druu dsdr dsos dsri dsrr dssi dudd dudo duds dudu duid duir duis duo- duos duri duro duru dusi duur iddo idid idio idir idis idos idro idso idss iduo idus iiii iiio iiis iioi iioo iios iirs iisd iisi iisr iisu iod- iodd iodo ioii ioio iooi iooo ioos iori iors ioso iosu ious irdo irds iri- irid irio iris irod irri irrs irus isds isis iso- isor isos isri issi isso issr isss issu isus iuds iuiu iusd iuss oddd oddi odds odio odir odis odiu odoo odor odos odou odso odur odus oido oids oiii oios oisd oisu oodi ooid oooo ooos oord oosi oous ordo ords ordu ori- orid orio oris oro- oror oros orri orro orrs orsi orso orsu orus osdi osii osis osoi osoo osor osos osrd osro ossd ossi osso ossu ouds ouii ouir ouis our- ouro ours ousd ouu- rdio rdos rdso ridd ridi rido rids riis rios riou riri rirs risd risi riso riss risu rius rodd rodi rodo rods roid roio roir rois roiu rood rooi roor roos rori roro roru rosi roso ross roud rous rrrr rsdd rsds rsid rsis rsos rudd rudi rudo ruds ruid ruis rurd ruri ruro rurs ruru rusi ruso russ rusu ruud s-ii s-os sdds sdio sdrs sdss sdsu sidd sidi sido sidr sids siod sior sios siou siri siro sirr sirs siru sisd sisi siss sisu siui sius sodd sodo sods sodu soir sois sood soor soos sord sori soro sorr sors soru sosi soso soss soud sour sous sris sros srsd ssdd ssid ssis ssri ssrs sssi ssss sudd sudi sudo suds suid suio suir suis suor suos sur- surd suri suro surr surs suru sus- susd susi suso suss susu suus uddi udds udid udir udoo udos udsd uirr uisd uor- urds urdu uris uriu uro- uroo urri ursi urso urss ursu urur urus usdo usds usis usoi usos ussr usss ussu usui usus uuri uusi uuuu