bjorn bo-bo bobr bojnu bonju bonon bonou boorn booru borbo born- borno bornu boro- boron boroo borou borro borun bourn brobo bronn broon broun brrrr brujo brunn bruno bruun bubon bujor bujru bunju bunun buono burn- buron buroo burro burru burun jojon jonjo jonon ju-ju ju-on jubon jubur junjo junju junno junon junor junub junun juror juuru njoro nnooo no-no nobob nobuo non-u nonno noonu norbu noron norro norun nu-nu nunon nunun nuoro nurun o-bon o-r-b oboro ojuju onjon onoon onorn onour ooooo ornon orobo orono orujo oruro ouoro ourno ro-ro robbo robo- robon robor robun robur ronno rorbu rubon rubor runo- runon ubobo unnun unnur unoor unorn unrun unurn uroob urooj urour urubu uuuuu