hai sini masuk rumahku
hai sini masuk rumahku .
h a i WORD_BOUNDARY s i n i WORD_BOUNDARY m a s u k WORD_BOUNDARY r u m a h k u WORD_BOUNDARY
h a i WORD_BOUNDARY s i n i WORD_BOUNDARY m a s u k WORD_BOUNDARY r u m a h k u WORD_BOUNDARY . WORD_BOUNDARY