dddd ddss didi dids didu diii diis dili dill dils dird dirl dirr dirs dis- disd disi diss dius dlii dlil dlis dlrs dril drrs drui drus druu dsdr dsls dsri dsrr dssi dudd duds dudu duid duil duir duis duli dull dulu duri duru dusi duul duur idid idil idir idis idli idls idss idus iiii iiis iirs iisd iisi iisr iisu ilir ilis ill- illd illi ills ilud ilus irds iri- irid iril iris irri irrs irul irus isds isil isis isls isri issi issr isss issu isus iuds iuiu iusd iuss ldls ldrs lidl lids liii liir liis lili lill lils lilu lird liri lirl lirr lirs liru lisd lisi liss lisu lius llds llll llud lrdd lrds lrrr ls-r lsds lsid lssr ludd ludi luis luli lull lulu lurd luri lurs lusi luss ridd ridi rids riis rill rilu riri rirs risd risi riss risu rius rlds rlls rrrr rsdd rsdl rsds rsid rsis rssl rudd rudi rudl ruds ruid ruis rull rurd ruri rurs ruru rusi russ rusu ruud s-ii sdds sdls sdrs sdsl sdss sdsu sidd sidi sidr sids sil- sild sili sill sils silu siri sirr sirs siru sisd sisi siss sisu siui sius sl-i slds slid slir slrs slsu slud slur sris srsd ssdd ssid ssis ssri ssrl ssrs sssi ssss sudd sudi suds suid suir suis sul- suld suli sull sulu sur- surd suri surr surs suru sus- susd susi suss susu suus uddi udds udid udir udsd udsl uirr uisd ulli ullr ulul ulus urds urdu uris uriu urls urri ursi urss ursu urur urus usdl usds usis uslu ussr usss ussu usui usul usus uulu uuri uusi uuuu