b-r-k bbgun bibin bibri big-i bigig bigin bikin binub birgi birgu birin birni birun birur brigg brigi bring brini brink brinn brnik brrrr brugg bruik bruin bruiu brung bruni brunk brunn bruri bruun bugun buiki buirn bukin bukk- bukki buknu bungi bungu bunin bunki bunuk bunun burgi burgk burgu burin burn- burri burru buruk burun gibbi gibi- giing gikii gikuu ginir girik girru gnuni grgur grigg grini grinn grrrr grubb gruiu gruni grunk gubbi gubin gubru guggi gugin gugir guinn guiri gungu gunib gunni gunnr gurgi gurik gurki gurun gurur ibbur ibrik ibuki iggri igigi igni- iiiii iiuni ikbkg ikiru ikuri inbig inbin ingin ingui ining inini inink inkin inniu inrun inurn irgun iriki iring irink irinn k-gun kibbi kibi- kibun kiiki kiinu kikin kikki kikuu kin-u kingu kinin kirgi kirin kirki kirnu kirui knibb knurr kribi kring krini krink krubi kruki krunk kruun kubik kubin kubri kugur kukri kukui kukur kunbi kungi kungu kunin kunku kunri kunur kurbu kurik kurin kurir kurki kurku kurni kuruk ngiri ngugi ngugu nguni nguri nguru nibbi nigun niibi nikin nikki ningi ningu ninib ninku ninur nkubu nu-nu nugi- nungi nunki nunni nunun nurik nurin nurri nuruk nurun ribbi ribin rig-i rigun rikki ringu rinku rubbi rubik rubin rugii rugin rugir ruing ruiru rungu runin rurik rurki u-n-i u-nii ubirr ugrin ugrug uigur ukkin ukuug ungig ungur unini uninn unkur unnun unnur unrig unrug unrun unurn urgun urin- uring urkun urubu ururi uuuuu