a+oka a+oka bida e
a oka a oka bida e ?
a WORD_BOUNDARY o k a WORD_BOUNDARY a WORD_BOUNDARY o k a WORD_BOUNDARY β i ð a WORD_BOUNDARY e WORD_BOUNDARY
a WORD_BOUNDARY o k a WORD_BOUNDARY a WORD_BOUNDARY o k a WORD_BOUNDARY b i d a WORD_BOUNDARY e WORD_BOUNDARY ? WORD_BOUNDARY