ni Ana nih ni Ana nih
ni ana nih ni ana nih .
n i WORD_BOUNDARY a n a WORD_BOUNDARY n i h WORD_BOUNDARY n i WORD_BOUNDARY a n a WORD_BOUNDARY n i h WORD_BOUNDARY
n i WORD_BOUNDARY a n a WORD_BOUNDARY n i h WORD_BOUNDARY n i WORD_BOUNDARY a n a WORD_BOUNDARY n i h WORD_BOUNDARY . WORD_BOUNDARY