sini sini Ibu masukin
sini sini ibu masukin .
s i n i WORD_BOUNDARY s i n i WORD_BOUNDARY i b u WORD_BOUNDARY m a s u k i n WORD_BOUNDARY
s i n i WORD_BOUNDARY s i n i WORD_BOUNDARY i b u WORD_BOUNDARY m a s u k i n WORD_BOUNDARY . WORD_BOUNDARY