hayai hayai hayai hayai
hayai hayai hayai hayai .
h a j a i WORD_BOUNDARY h a j a i WORD_BOUNDARY h a j a i WORD_BOUNDARY h a j a i WORD_BOUNDARY
h a y a i WORD_BOUNDARY h a y a i WORD_BOUNDARY h a y a i WORD_BOUNDARY h a y a i WORD_BOUNDARY