bibin bibri binub birin birni birun birur brini brinn brrrr bruhn bruin bruiu bruni brunn bruri bruun buirn bunin bunun burin burn- burri burru burun h-iib hburn hhhhh hi-hi hibhi hibri hibur hinin hirur hubin hubur huhuh hunin hurin hurri huuru ibbur iiiii iiuni inbin inhbb inhib inhir inini inniu inrun inurn irinn nibbi niibi ninib ninur nu-nu nuhuh nunni nunun nurin nurri nurun rhin- ribbi ribin rubbi rubin ruhnu ruhub ruiru runin u-n-i u-nii ubirr uh-uh uhhuh uhnin uhuru unini uninn unnun unnur unruh unrun unurn urin- urubu ururi uuuuu