ma ma mama aaaa aaaa
ma ma mama aaaa aaaa .
m a WORD_BOUNDARY m a WORD_BOUNDARY m a m a WORD_BOUNDARY a a a a WORD_BOUNDARY a a a a WORD_BOUNDARY
m a WORD_BOUNDARY m a WORD_BOUNDARY m a m a WORD_BOUNDARY a a a a WORD_BOUNDARY a a a a WORD_BOUNDARY . WORD_BOUNDARY