b-r-k bibri bikuh birur brrrr bruik bruiu bruri buiki bukk- bukki burri burru buruk h-iib hhhhh hi-hi hibhi hibri hibur hikki hirur hubik hubur huhuh hukui hurri huuru ibbur ibrik ibuki iiiii ikiru ikuri iriki irkhu khrui khuki khuri khuru khuur ki-hi kibbi kibi- kiiki kikki kikuh kikuu kirki kiruh kirui kribi krubi kruki kubik kubri kuhik kukri kukui kukur kurbu kurik kurir kurki kurku kuruk ribbi rikhi rikki rubbi rubik ruhub ruiru rukhi rurik rurki ubirr uh-uh uhhuh uhuru urubu ururi uuuuu