bbbbbb bibiri bibiru bidbid birdis biribi birrus bittur bribir bribri britts brubru bruits brusit brutii brutti brutus bs-tbs bububu budis budrus burbur burdis burdit burdur buriti burris bursid bursts bursut bururi burutu busbud buttir bututs ddr-ii diii-d disbud disdub disti- diuris dristi druids druitt drusus dstuds dubdub dubius dubris durius durrus durusu i-suit ibitsu ididit idrisi idriss irbidi iris-t iritis irridu isidid isists issids istisu isurus ittiri iturbi ribbis ribbit ribisi rititi ritius rubutu rudist rudrur rurutu russud russus sbirri sibiti sibrit sibuti sibutu siddur siduri siiiii siriri sirius sirris sirsir sirtir sirtis sirtsi sisisi sistri sittid stibi- stirit strids strust struts strutt stu-ii stubbs studds sturts subdit subisu suburb suburi suists surtur susurr tbirds tdrs-b tibbit tibiri tidbit tiddis tirbid tirrit titbit titibu titiri titius tituss tribbs tribit tribus tribut trists tritsu truitt trusts tsuris tsurui tubist tubrid tudisi tuiuti turbid turbit turdid turdus turis turist turrid turris tursib turssu turtur tururu tussis tussur tuttis tuttut ubussu udburu uritis ursids usiris ussuri usturi utrubi