sies sihi sihr sihs sihu siod sioe sior sios siou sire siri siro sirr sirs siru sisd sise sish sisi siss sisu siue siui sius sodd sode sodo sods sodu soeo soes sohh soho sohs sohu soie soir sois sood soor soos sord sore sorh sori soro sorr sors soru sose sosh sosi soso soss soud soue souq sour sous sqrd sqsh srde sreo sres srhs sris sros srsd ssdd ssee sses sshs ssid ssis ssri ssrs sssh sssi ssss sudd sude sudh sudi sudo suds sued suee suer sues sueu suhi suho suhr suid suie suio suir suis suoh suor suos suqs sur- surd sure suri suro surr surs suru sus- susd suse susi suso suss susu suus u-ie uddi udds uder udid udir udoh udoo udos udsd ueir uers uess uh-d uhde uher uhid uhoh uhrs uhss uhuh uies uirr uisd uise uor- uore uqhu urde urds urdu ure- ured ureh ures urho urie uris uriu uro- uroo urre urrh urri urse ursi urso urss ursu uruq urur urus usde usdo usds used usee user uses ushi usho ushr ushs ushu usie usis usoe usoi usos usse ussr usss ussu usui usus uuri uusi uuuu