hidari no hai hai hai
hidari no hai hai hai .
h i d a r i WORD_BOUNDARY n o WORD_BOUNDARY h a i WORD_BOUNDARY h a i WORD_BOUNDARY h a i WORD_BOUNDARY
h i d a r i WORD_BOUNDARY n o WORD_BOUNDARY h a i WORD_BOUNDARY h a i WORD_BOUNDARY h a i WORD_BOUNDARY