ya udah di atas yok
ya udah di atas yok .
j a WORD_BOUNDARY  u d a h WORD_BOUNDARY d i WORD_BOUNDARY  a t a s WORD_BOUNDARY j o k WORD_BOUNDARY
y a WORD_BOUNDARY u d a h WORD_BOUNDARY d i WORD_BOUNDARY a t a s WORD_BOUNDARY y o k WORD_BOUNDARY