ayo ama Ibu ama Ibu
ayo ama ibu ama ibu .
a j o WORD_BOUNDARY  a m a WORD_BOUNDARY  i b u WORD_BOUNDARY  a m a WORD_BOUNDARY  i b u WORD_BOUNDARY
a y o WORD_BOUNDARY a m a WORD_BOUNDARY i b u WORD_BOUNDARY a m a WORD_BOUNDARY i b u WORD_BOUNDARY