rsnr rsum rubb rubi rubs rubu rudd rudi ruds rugg rugh rugi rugs ruhh ruhi ruhm ruhn ruhr ruhs ruid ruin ruis rumb rumi rumm rums rund rung runi runn runs rurd ruri rurs ruru rush rusi russ rusu ruud ruun s-ib s-ii sbbs sbds sbhs sbig sbsd sbsi sbus sdds sdgs sdhb sdhd sdhs sdib sdms sdrs sdsm sdss sdsu sggg sggs sghs sgsd sgsh sgsm sgss shbm shbs shgr shhh shhs shib shid shig shih shii shim shin shir shis shiu shm- shmd shri shrs shub shud shug shui shum shun shur shus shuu sibi sibs sibu sidd sidh sidi sidr sids sigd sigg sigh sigi sign sigs sihi sihr sihs sihu siim simd simh simi simm sims sind sing sinh sini sinn sins sinu siri sirr sirs siru sisd sish sisi siss sisu siui sium sius smbh smdr smgs smhs smid smig smin smis smsd smsh smsn smss smug smur smus sndh snhs snib snid snig snir snns snrs snsd snub snug snum snur snus srgb srhs srib srim sris srni srnn srsd srub ssbn ssbr ssdd ssdm ssgs sshs ssid ssin ssis ssns ssrg ssri ssrm ssrs sssb sssh sssi sssm ssss sub- subb subd subg subh subi subm subs sudd sudh sudi suds sug- sugg sugh sugi suhb suhi suhr suid suig suin suir suis sum- sumd sumi sums sumu sun- sunb sund sung suni sunn suns sunu sur- surd surg suri surn surr surs suru sus- susd susi suss susu suum suus ubbi ubid ubii ubir ubis ubud uddi udds udgb udid udig udim udin udir udsd udun uggs ughi ughs ugis ugni ugri ugur uguu uh-d uhid uhrs uhss uhuh uims uirr uisd umb- umbi umhs ummg umms umri umsu umus unbd undi unds ungu uni- unii unin unir unis unmr unni unns unrs uns- unsg unum unus urbi urbs urds urdu urgh urgi urgu urib urim urin uris uriu urmi urni urns urrh urri ursi urss ursu urum urun urur urus usbr usbs usdm usds ushi ushr ushs ushu usim usin usis usmd usmm usms usnr usnu ussb ussr usss ussu usui usun usus uuni uuri uusi uuuu