brr brr brr brr
brr brr brr brr
on on on on
brr brr brr brr .
b e e ɾ e ɛ ɾ e WORD_BOUNDARY β e e ɾ e ɛ ɾ e WORD_BOUNDARY β e e ɾ e ɛ ɾ e WORD_BOUNDARY β e e ɾ e ɛ ɾ e WORD_BOUNDARY
b r r WORD_BOUNDARY b r r WORD_BOUNDARY b r r WORD_BOUNDARY b r r WORD_BOUNDARY