ni babi sama anak babi
ni babi sama anak babi .
n i WORD_BOUNDARY b a b i WORD_BOUNDARY s a m a WORD_BOUNDARY  a n a k WORD_BOUNDARY b a b i WORD_BOUNDARY
n i WORD_BOUNDARY b a b i WORD_BOUNDARY s a m a WORD_BOUNDARY a n a k WORD_BOUNDARY b a b i WORD_BOUNDARY