bang bang bang bang
bang bang bang bang
n n n n
bang bang bang bang.
b æ ŋ WORD_BOUNDARY b æ ŋ WORD_BOUNDARY b æ ŋ WORD_BOUNDARY b æ ŋ WORD_BOUNDARY
b a n g WORD_BOUNDARY b a n g WORD_BOUNDARY b a n g WORD_BOUNDARY b a n g . WORD_BOUNDARY