tanda tangan di sini
tanda tangan di sini .
t a n d a WORD_BOUNDARY t a ŋ a n WORD_BOUNDARY d i WORD_BOUNDARY s i n i WORD_BOUNDARY
t a n d a WORD_BOUNDARY t a n g a n WORD_BOUNDARY d i WORD_BOUNDARY s i n i WORD_BOUNDARY . WORD_BOUNDARY