ni ni ni ni buka nih
ni ni ni ni buka nih .
n i WORD_BOUNDARY n i WORD_BOUNDARY n i WORD_BOUNDARY n i WORD_BOUNDARY b u k a WORD_BOUNDARY n i h WORD_BOUNDARY
n i WORD_BOUNDARY n i WORD_BOUNDARY n i WORD_BOUNDARY n i WORD_BOUNDARY b u k a WORD_BOUNDARY n i h WORD_BOUNDARY